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When you need a destination that isn't covered, you write your own.",[545,559,560],{},"Two factories cover every case:",[562,563,564,577],"table",{},[565,566,567],"thead",{},[568,569,570,574],"tr",{},[571,572,573],"th",{},"You have…",[571,575,576],{},"Use",[578,579,580,599],"tbody",{},[568,581,582,591],{},[583,584,585,586,590],"td",{},"An HTTP backend (REST, JSON ingest, vendor ",[587,588,589],"code",{},"\u002Fv1\u002Flogs"," endpoint)",[583,592,593],{},[554,594,596],{"href":595},"#definehttpdrain-the-http-recipe",[587,597,598],{},"defineHttpDrain",[568,600,601,604],{},[583,602,603],{},"A non-HTTP transport (gRPC, WebSocket, vendor SDK, queue, raw socket)",[583,605,606],{},[554,607,609],{"href":608},"#definedrain-non-http-transports",[587,610,611],{},"defineDrain",[545,613,614,615,618],{},"Both come from ",[587,616,617],{},"evlog\u002Ftoolkit"," and are the exact factories every built-in adapter uses.",[620,621,625,628,727],"prompt",{":actions":622,"description":623,"icon":624},"[\"copy\",\"cursor\",\"claude\"]","Build a custom evlog drain","i-lucide-code-2",[545,626,627],{},"Build a custom evlog drain that ships wide events to a backend without a built-in adapter.",[629,630,631,646,657,672,690,705,710,720],"ul",{},[632,633,634,635,638,639,641,642,645],"li",{},"For HTTP backends, use ",[587,636,637],{},"defineHttpDrain({ name, resolve, encode })"," from ",[587,640,617],{},", and never call ",[587,643,644],{},"fetch"," directly",[632,647,648,649,652,653,656],{},"For non-HTTP transports (queue, DB, native SDK, raw socket), use ",[587,650,651],{},"defineDrain({ name, send })"," and implement ",[587,654,655],{},"send(events)"," myself",[632,658,659,660,663,664,667,668,671],{},"Resolve config lazily inside ",[587,661,662],{},"resolve()"," via ",[587,665,666],{},"resolveAdapterConfig(namespace, fields, overrides)"," so users get the standard precedence (overrides → ",[587,669,670],{},"runtimeConfig.evlog.\u003Cns>"," → env)",[632,673,674,675,678,679,682,683,686,687],{},"Use the standardized field names: ",[587,676,677],{},"apiKey"," for bearer secrets, ",[587,680,681],{},"endpoint"," for the base URL, ",[587,684,685],{},"serviceName",", ",[587,688,689],{},"timeout",[632,691,692,693,696,697,700,701,704],{},"Encode batched events into the destination's wire format inside ",[587,694,695],{},"encode(events, config)",", return ",[587,698,699],{},"{ url, headers, body }"," (or ",[587,702,703],{},"null"," to opt out of the batch)",[632,706,707,709],{},[587,708,598],{}," handles retries, timeouts, error isolation, batching, and identity headers. Don't reimplement them",[632,711,712,713,716,717,719],{},"Wire the drain via ",[587,714,715],{},"defineEvlog({ drain: createMyDrain() })"," or my framework's middleware ",[587,718,551],{}," option",[632,721,722,723,726],{},"For production, wrap the result in ",[587,724,725],{},"createDrainPipeline"," for batching + retries",[545,728,729,730,735,736],{},"Docs: ",[554,731,732],{"href":732,"rel":733},"https:\u002F\u002Fwww.evlog.dev\u002Fextend\u002Fcustom-drains",[734],"nofollow","\nPipeline: ",[554,737,738],{"href":738,"rel":739},"https:\u002F\u002Fwww.evlog.dev\u002Fextend\u002Fdrain-pipeline",[734],[741,742,744,746],"h2",{"id":743},"definehttpdrain-the-http-recipe",[587,745,598],{}," (the HTTP recipe)",[545,748,749,750,752,753,755,756,759],{},"The recipe every built-in adapter follows. Two pure functions: ",[587,751,662],{}," returns the config (or ",[587,754,703],{}," to skip), ",[587,757,758],{},"encode()"," returns the HTTP request payload.",[761,762,763],"code-collapse",{},[764,765,771],"pre",{"className":766,"code":767,"filename":768,"language":769,"meta":770,"style":770},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import {\n  defineHttpDrain,\n  resolveAdapterConfig,\n  type ConfigField,\n} from 'evlog\u002Ftoolkit'\n\ninterface MyServiceConfig {\n  apiKey: string\n  endpoint?: string\n  timeout?: number\n}\n\nconst FIELDS: ConfigField\u003CMyServiceConfig>[] = [\n  { key: 'apiKey', env: ['MYSERVICE_API_KEY'] },\n  { key: 'endpoint', env: ['MYSERVICE_ENDPOINT'] },\n  { key: 'timeout' },\n]\n\nexport function createMyServiceDrain(overrides?: Partial\u003CMyServiceConfig>) {\n  return defineHttpDrain\u003CMyServiceConfig>({\n    name: 'myservice',\n    resolve: async () => {\n      const cfg = await resolveAdapterConfig\u003CMyServiceConfig>('myservice', FIELDS, overrides)\n      if (!cfg.apiKey) {\n        console.error('[evlog\u002Fmyservice] Missing apiKey')\n        return null\n      }\n      return cfg as MyServiceConfig\n    },\n    encode: (events, cfg) => ({\n      url: `${cfg.endpoint ?? 'https:\u002F\u002Fapi.myservice.com'}\u002Fv1\u002Fingest`,\n      headers: {\n        'Content-Type': 'application\u002Fjson',\n        Authorization: `Bearer ${cfg.apiKey}`,\n      },\n      body: JSON.stringify(events),\n    }),\n  })\n}\n","lib\u002Fmy-drain.ts","typescript","",[587,772,773,786,796,804,815,833,840,853,866,877,888,894,899,930,972,1006,1024,1030,1035,1069,1089,1106,1125,1169,1194,1216,1225,1231,1245,1251,1277,1314,1324,1346,1374,1380,1404,1414,1422],{"__ignoreMap":770},[774,775,778,782],"span",{"class":776,"line":777},"line",1,[774,779,781],{"class":780},"s7zQu","import",[774,783,785],{"class":784},"sMK4o"," {\n",[774,787,789,793],{"class":776,"line":788},2,[774,790,792],{"class":791},"sTEyZ","  defineHttpDrain",[774,794,795],{"class":784},",\n",[774,797,799,802],{"class":776,"line":798},3,[774,800,801],{"class":791},"  resolveAdapterConfig",[774,803,795],{"class":784},[774,805,807,810,813],{"class":776,"line":806},4,[774,808,809],{"class":780},"  type",[774,811,812],{"class":791}," ConfigField",[774,814,795],{"class":784},[774,816,818,821,824,827,830],{"class":776,"line":817},5,[774,819,820],{"class":784},"}",[774,822,823],{"class":780}," from",[774,825,826],{"class":784}," '",[774,828,617],{"class":829},"sfazB",[774,831,832],{"class":784},"'\n",[774,834,836],{"class":776,"line":835},6,[774,837,839],{"emptyLinePlaceholder":838},true,"\n",[774,841,843,847,851],{"class":776,"line":842},7,[774,844,846],{"class":845},"spNyl","interface",[774,848,850],{"class":849},"sBMFI"," MyServiceConfig",[774,852,785],{"class":784},[774,854,856,860,863],{"class":776,"line":855},8,[774,857,859],{"class":858},"swJcz","  apiKey",[774,861,862],{"class":784},":",[774,864,865],{"class":849}," string\n",[774,867,869,872,875],{"class":776,"line":868},9,[774,870,871],{"class":858},"  endpoint",[774,873,874],{"class":784},"?:",[774,876,865],{"class":849},[774,878,880,883,885],{"class":776,"line":879},10,[774,881,882],{"class":858},"  timeout",[774,884,874],{"class":784},[774,886,887],{"class":849}," number\n",[774,889,891],{"class":776,"line":890},11,[774,892,893],{"class":784},"}\n",[774,895,897],{"class":776,"line":896},12,[774,898,839],{"emptyLinePlaceholder":838},[774,900,902,905,908,910,912,915,918,921,924,927],{"class":776,"line":901},13,[774,903,904],{"class":845},"const",[774,906,907],{"class":791}," FIELDS",[774,909,862],{"class":784},[774,911,812],{"class":849},[774,913,914],{"class":784},"\u003C",[774,916,917],{"class":849},"MyServiceConfig",[774,919,920],{"class":784},">",[774,922,923],{"class":791},"[] ",[774,925,926],{"class":784},"=",[774,928,929],{"class":791}," [\n",[774,931,933,936,939,941,943,945,948,951,954,956,959,961,964,966,969],{"class":776,"line":932},14,[774,934,935],{"class":784},"  {",[774,937,938],{"class":858}," key",[774,940,862],{"class":784},[774,942,826],{"class":784},[774,944,677],{"class":829},[774,946,947],{"class":784},"'",[774,949,950],{"class":784},",",[774,952,953],{"class":858}," env",[774,955,862],{"class":784},[774,957,958],{"class":791}," [",[774,960,947],{"class":784},[774,962,963],{"class":829},"MYSERVICE_API_KEY",[774,965,947],{"class":784},[774,967,968],{"class":791},"] ",[774,970,971],{"class":784},"},\n",[774,973,975,977,979,981,983,985,987,989,991,993,995,997,1000,1002,1004],{"class":776,"line":974},15,[774,976,935],{"class":784},[774,978,938],{"class":858},[774,980,862],{"class":784},[774,982,826],{"class":784},[774,984,681],{"class":829},[774,986,947],{"class":784},[774,988,950],{"class":784},[774,990,953],{"class":858},[774,992,862],{"class":784},[774,994,958],{"class":791},[774,996,947],{"class":784},[774,998,999],{"class":829},"MYSERVICE_ENDPOINT",[774,1001,947],{"class":784},[774,1003,968],{"class":791},[774,1005,971],{"class":784},[774,1007,1009,1011,1013,1015,1017,1019,1021],{"class":776,"line":1008},16,[774,1010,935],{"class":784},[774,1012,938],{"class":858},[774,1014,862],{"class":784},[774,1016,826],{"class":784},[774,1018,689],{"class":829},[774,1020,947],{"class":784},[774,1022,1023],{"class":784}," },\n",[774,1025,1027],{"class":776,"line":1026},17,[774,1028,1029],{"class":791},"]\n",[774,1031,1033],{"class":776,"line":1032},18,[774,1034,839],{"emptyLinePlaceholder":838},[774,1036,1038,1041,1044,1048,1051,1055,1057,1060,1062,1064,1067],{"class":776,"line":1037},19,[774,1039,1040],{"class":780},"export",[774,1042,1043],{"class":845}," function",[774,1045,1047],{"class":1046},"s2Zo4"," createMyServiceDrain",[774,1049,1050],{"class":784},"(",[774,1052,1054],{"class":1053},"sHdIc","overrides",[774,1056,874],{"class":784},[774,1058,1059],{"class":849}," Partial",[774,1061,914],{"class":784},[774,1063,917],{"class":849},[774,1065,1066],{"class":784},">)",[774,1068,785],{"class":784},[774,1070,1072,1075,1078,1080,1082,1084,1086],{"class":776,"line":1071},20,[774,1073,1074],{"class":780},"  return",[774,1076,1077],{"class":1046}," defineHttpDrain",[774,1079,914],{"class":784},[774,1081,917],{"class":849},[774,1083,920],{"class":784},[774,1085,1050],{"class":858},[774,1087,1088],{"class":784},"{\n",[774,1090,1092,1095,1097,1099,1102,1104],{"class":776,"line":1091},21,[774,1093,1094],{"class":858},"    name",[774,1096,862],{"class":784},[774,1098,826],{"class":784},[774,1100,1101],{"class":829},"myservice",[774,1103,947],{"class":784},[774,1105,795],{"class":784},[774,1107,1109,1112,1114,1117,1120,1123],{"class":776,"line":1108},22,[774,1110,1111],{"class":1046},"    resolve",[774,1113,862],{"class":784},[774,1115,1116],{"class":845}," async",[774,1118,1119],{"class":784}," ()",[774,1121,1122],{"class":845}," =>",[774,1124,785],{"class":784},[774,1126,1128,1131,1134,1137,1140,1143,1145,1147,1149,1151,1153,1155,1157,1159,1161,1163,1166],{"class":776,"line":1127},23,[774,1129,1130],{"class":845},"      const",[774,1132,1133],{"class":791}," cfg",[774,1135,1136],{"class":784}," =",[774,1138,1139],{"class":780}," await",[774,1141,1142],{"class":1046}," resolveAdapterConfig",[774,1144,914],{"class":784},[774,1146,917],{"class":849},[774,1148,920],{"class":784},[774,1150,1050],{"class":858},[774,1152,947],{"class":784},[774,1154,1101],{"class":829},[774,1156,947],{"class":784},[774,1158,950],{"class":784},[774,1160,907],{"class":791},[774,1162,950],{"class":784},[774,1164,1165],{"class":791}," overrides",[774,1167,1168],{"class":858},")\n",[774,1170,1172,1175,1178,1181,1184,1187,1189,1192],{"class":776,"line":1171},24,[774,1173,1174],{"class":780},"      if",[774,1176,1177],{"class":858}," (",[774,1179,1180],{"class":784},"!",[774,1182,1183],{"class":791},"cfg",[774,1185,1186],{"class":784},".",[774,1188,677],{"class":791},[774,1190,1191],{"class":858},") ",[774,1193,1088],{"class":784},[774,1195,1197,1200,1202,1205,1207,1209,1212,1214],{"class":776,"line":1196},25,[774,1198,1199],{"class":791},"        console",[774,1201,1186],{"class":784},[774,1203,1204],{"class":1046},"error",[774,1206,1050],{"class":858},[774,1208,947],{"class":784},[774,1210,1211],{"class":829},"[evlog\u002Fmyservice] Missing apiKey",[774,1213,947],{"class":784},[774,1215,1168],{"class":858},[774,1217,1219,1222],{"class":776,"line":1218},26,[774,1220,1221],{"class":780},"        return",[774,1223,1224],{"class":784}," null\n",[774,1226,1228],{"class":776,"line":1227},27,[774,1229,1230],{"class":784},"      }\n",[774,1232,1234,1237,1239,1242],{"class":776,"line":1233},28,[774,1235,1236],{"class":780},"      return",[774,1238,1133],{"class":791},[774,1240,1241],{"class":780}," as",[774,1243,1244],{"class":849}," MyServiceConfig\n",[774,1246,1248],{"class":776,"line":1247},29,[774,1249,1250],{"class":784},"    },\n",[774,1252,1254,1257,1259,1261,1264,1266,1268,1271,1273,1275],{"class":776,"line":1253},30,[774,1255,1256],{"class":1046},"    encode",[774,1258,862],{"class":784},[774,1260,1177],{"class":784},[774,1262,1263],{"class":1053},"events",[774,1265,950],{"class":784},[774,1267,1133],{"class":1053},[774,1269,1270],{"class":784},")",[774,1272,1122],{"class":845},[774,1274,1177],{"class":858},[774,1276,1088],{"class":784},[774,1278,1280,1283,1285,1288,1290,1292,1295,1298,1300,1303,1306,1309,1312],{"class":776,"line":1279},31,[774,1281,1282],{"class":858},"      url",[774,1284,862],{"class":784},[774,1286,1287],{"class":784}," `${",[774,1289,1183],{"class":791},[774,1291,1186],{"class":784},[774,1293,1294],{"class":791},"endpoint ",[774,1296,1297],{"class":784},"??",[774,1299,826],{"class":784},[774,1301,1302],{"class":829},"https:\u002F\u002Fapi.myservice.com",[774,1304,1305],{"class":784},"'}",[774,1307,1308],{"class":829},"\u002Fv1\u002Fingest",[774,1310,1311],{"class":784},"`",[774,1313,795],{"class":784},[774,1315,1317,1320,1322],{"class":776,"line":1316},32,[774,1318,1319],{"class":858},"      headers",[774,1321,862],{"class":784},[774,1323,785],{"class":784},[774,1325,1327,1330,1333,1335,1337,1339,1342,1344],{"class":776,"line":1326},33,[774,1328,1329],{"class":784},"        '",[774,1331,1332],{"class":858},"Content-Type",[774,1334,947],{"class":784},[774,1336,862],{"class":784},[774,1338,826],{"class":784},[774,1340,1341],{"class":829},"application\u002Fjson",[774,1343,947],{"class":784},[774,1345,795],{"class":784},[774,1347,1349,1352,1354,1357,1360,1363,1365,1367,1369,1372],{"class":776,"line":1348},34,[774,1350,1351],{"class":858},"        Authorization",[774,1353,862],{"class":784},[774,1355,1356],{"class":784}," `",[774,1358,1359],{"class":829},"Bearer ",[774,1361,1362],{"class":784},"${",[774,1364,1183],{"class":791},[774,1366,1186],{"class":784},[774,1368,677],{"class":791},[774,1370,1371],{"class":784},"}`",[774,1373,795],{"class":784},[774,1375,1377],{"class":776,"line":1376},35,[774,1378,1379],{"class":784},"      },\n",[774,1381,1383,1386,1388,1391,1393,1396,1398,1400,1402],{"class":776,"line":1382},36,[774,1384,1385],{"class":858},"      body",[774,1387,862],{"class":784},[774,1389,1390],{"class":791}," JSON",[774,1392,1186],{"class":784},[774,1394,1395],{"class":1046},"stringify",[774,1397,1050],{"class":858},[774,1399,1263],{"class":791},[774,1401,1270],{"class":858},[774,1403,795],{"class":784},[774,1405,1407,1410,1412],{"class":776,"line":1406},37,[774,1408,1409],{"class":784},"    }",[774,1411,1270],{"class":858},[774,1413,795],{"class":784},[774,1415,1417,1420],{"class":776,"line":1416},38,[774,1418,1419],{"class":784},"  }",[774,1421,1168],{"class":858},[774,1423,1425],{"class":776,"line":1424},39,[774,1426,893],{"class":784},[545,1428,1429,1430,1432,1433,1436,1437,1440],{},"That's it. ",[587,1431,598],{}," handles batching, retries (default 2), timeouts (default 5000ms), error isolation, and the identity headers (",[587,1434,1435],{},"User-Agent: evlog\u002F\u003Cversion>"," + ",[587,1438,1439],{},"X-Evlog-Source: \u003Cname>","). Your app pipeline keeps running even if your destination is down.",[1442,1443,1445],"h3",{"id":1444},"a-5-minute-example-internal-loki-drain","A 5-minute example: internal Loki drain",[545,1447,1448],{},"A complete working drain in 25 lines, with no external config helper:",[764,1450,1455],{"className":1451,"code":1452,"filename":1453,"language":1454,"meta":770,"style":770},"language-ts shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { defineHttpDrain } from 'evlog\u002Ftoolkit'\n\nexport function createLokiDrain(overrides?: { url?: string, token?: string }) {\n  return defineHttpDrain\u003C{ url: string, token: string }>({\n    name: 'loki',\n    resolve: () => ({\n      url: overrides?.url ?? process.env.LOKI_URL!,\n      token: overrides?.token ?? process.env.LOKI_TOKEN!,\n    }),\n    encode: (events, config) => ({\n      url: `${config.url}\u002Floki\u002Fapi\u002Fv1\u002Fpush`,\n      headers: {\n        'Content-Type': 'application\u002Fjson',\n        Authorization: `Bearer ${config.token}`,\n      },\n      body: JSON.stringify({\n        streams: events.map(e => ({\n          stream: { service: e.service, level: e.level },\n          values: [[String(Date.parse(e.timestamp) * 1e6), JSON.stringify(e)]],\n        })),\n      }),\n    }),\n  })\n}\n","lib\u002Floki-drain.ts","ts",[587,1456,1457,1477,1481,1520,1550,1565,1579,1612,1641,1649,1672,1696,1704,1722,1744,1748,1764,1789,1827,1887,1897,1906,1914,1920],{"__ignoreMap":770},[774,1458,1459,1461,1464,1466,1469,1471,1473,1475],{"class":776,"line":777},[774,1460,781],{"class":780},[774,1462,1463],{"class":784}," {",[774,1465,1077],{"class":791},[774,1467,1468],{"class":784}," }",[774,1470,823],{"class":780},[774,1472,826],{"class":784},[774,1474,617],{"class":829},[774,1476,832],{"class":784},[774,1478,1479],{"class":776,"line":788},[774,1480,839],{"emptyLinePlaceholder":838},[774,1482,1483,1485,1487,1490,1492,1494,1496,1498,1501,1503,1506,1508,1511,1513,1515,1518],{"class":776,"line":798},[774,1484,1040],{"class":780},[774,1486,1043],{"class":845},[774,1488,1489],{"class":1046}," createLokiDrain",[774,1491,1050],{"class":784},[774,1493,1054],{"class":1053},[774,1495,874],{"class":784},[774,1497,1463],{"class":784},[774,1499,1500],{"class":858}," url",[774,1502,874],{"class":784},[774,1504,1505],{"class":849}," string",[774,1507,950],{"class":784},[774,1509,1510],{"class":858}," token",[774,1512,874],{"class":784},[774,1514,1505],{"class":849},[774,1516,1517],{"class":784}," })",[774,1519,785],{"class":784},[774,1521,1522,1524,1526,1529,1531,1533,1535,1537,1539,1541,1543,1546,1548],{"class":776,"line":806},[774,1523,1074],{"class":780},[774,1525,1077],{"class":1046},[774,1527,1528],{"class":784},"\u003C{",[774,1530,1500],{"class":858},[774,1532,862],{"class":784},[774,1534,1505],{"class":849},[774,1536,950],{"class":784},[774,1538,1510],{"class":858},[774,1540,862],{"class":784},[774,1542,1505],{"class":849},[774,1544,1545],{"class":784}," }>",[774,1547,1050],{"class":858},[774,1549,1088],{"class":784},[774,1551,1552,1554,1556,1558,1561,1563],{"class":776,"line":817},[774,1553,1094],{"class":858},[774,1555,862],{"class":784},[774,1557,826],{"class":784},[774,1559,1560],{"class":829},"loki",[774,1562,947],{"class":784},[774,1564,795],{"class":784},[774,1566,1567,1569,1571,1573,1575,1577],{"class":776,"line":835},[774,1568,1111],{"class":1046},[774,1570,862],{"class":784},[774,1572,1119],{"class":784},[774,1574,1122],{"class":845},[774,1576,1177],{"class":858},[774,1578,1088],{"class":784},[774,1580,1581,1583,1585,1587,1590,1593,1596,1599,1601,1604,1606,1609],{"class":776,"line":842},[774,1582,1282],{"class":858},[774,1584,862],{"class":784},[774,1586,1165],{"class":791},[774,1588,1589],{"class":784},"?.",[774,1591,1592],{"class":791},"url",[774,1594,1595],{"class":784}," ??",[774,1597,1598],{"class":791}," process",[774,1600,1186],{"class":784},[774,1602,1603],{"class":791},"env",[774,1605,1186],{"class":784},[774,1607,1608],{"class":791},"LOKI_URL",[774,1610,1611],{"class":784},"!,\n",[774,1613,1614,1617,1619,1621,1623,1626,1628,1630,1632,1634,1636,1639],{"class":776,"line":855},[774,1615,1616],{"class":858},"      token",[774,1618,862],{"class":784},[774,1620,1165],{"class":791},[774,1622,1589],{"class":784},[774,1624,1625],{"class":791},"token",[774,1627,1595],{"class":784},[774,1629,1598],{"class":791},[774,1631,1186],{"class":784},[774,1633,1603],{"class":791},[774,1635,1186],{"class":784},[774,1637,1638],{"class":791},"LOKI_TOKEN",[774,1640,1611],{"class":784},[774,1642,1643,1645,1647],{"class":776,"line":868},[774,1644,1409],{"class":784},[774,1646,1270],{"class":858},[774,1648,795],{"class":784},[774,1650,1651,1653,1655,1657,1659,1661,1664,1666,1668,1670],{"class":776,"line":879},[774,1652,1256],{"class":1046},[774,1654,862],{"class":784},[774,1656,1177],{"class":784},[774,1658,1263],{"class":1053},[774,1660,950],{"class":784},[774,1662,1663],{"class":1053}," config",[774,1665,1270],{"class":784},[774,1667,1122],{"class":845},[774,1669,1177],{"class":858},[774,1671,1088],{"class":784},[774,1673,1674,1676,1678,1680,1683,1685,1687,1689,1692,1694],{"class":776,"line":890},[774,1675,1282],{"class":858},[774,1677,862],{"class":784},[774,1679,1287],{"class":784},[774,1681,1682],{"class":791},"config",[774,1684,1186],{"class":784},[774,1686,1592],{"class":791},[774,1688,820],{"class":784},[774,1690,1691],{"class":829},"\u002Floki\u002Fapi\u002Fv1\u002Fpush",[774,1693,1311],{"class":784},[774,1695,795],{"class":784},[774,1697,1698,1700,1702],{"class":776,"line":896},[774,1699,1319],{"class":858},[774,1701,862],{"class":784},[774,1703,785],{"class":784},[774,1705,1706,1708,1710,1712,1714,1716,1718,1720],{"class":776,"line":901},[774,1707,1329],{"class":784},[774,1709,1332],{"class":858},[774,1711,947],{"class":784},[774,1713,862],{"class":784},[774,1715,826],{"class":784},[774,1717,1341],{"class":829},[774,1719,947],{"class":784},[774,1721,795],{"class":784},[774,1723,1724,1726,1728,1730,1732,1734,1736,1738,1740,1742],{"class":776,"line":932},[774,1725,1351],{"class":858},[774,1727,862],{"class":784},[774,1729,1356],{"class":784},[774,1731,1359],{"class":829},[774,1733,1362],{"class":784},[774,1735,1682],{"class":791},[774,1737,1186],{"class":784},[774,1739,1625],{"class":791},[774,1741,1371],{"class":784},[774,1743,795],{"class":784},[774,1745,1746],{"class":776,"line":974},[774,1747,1379],{"class":784},[774,1749,1750,1752,1754,1756,1758,1760,1762],{"class":776,"line":1008},[774,1751,1385],{"class":858},[774,1753,862],{"class":784},[774,1755,1390],{"class":791},[774,1757,1186],{"class":784},[774,1759,1395],{"class":1046},[774,1761,1050],{"class":858},[774,1763,1088],{"class":784},[774,1765,1766,1769,1771,1774,1776,1778,1780,1783,1785,1787],{"class":776,"line":1026},[774,1767,1768],{"class":858},"        streams",[774,1770,862],{"class":784},[774,1772,1773],{"class":791}," events",[774,1775,1186],{"class":784},[774,1777,94],{"class":1046},[774,1779,1050],{"class":858},[774,1781,1782],{"class":1053},"e",[774,1784,1122],{"class":845},[774,1786,1177],{"class":858},[774,1788,1088],{"class":784},[774,1790,1791,1794,1796,1798,1801,1803,1806,1808,1811,1813,1816,1818,1820,1822,1825],{"class":776,"line":1032},[774,1792,1793],{"class":858},"          stream",[774,1795,862],{"class":784},[774,1797,1463],{"class":784},[774,1799,1800],{"class":858}," service",[774,1802,862],{"class":784},[774,1804,1805],{"class":791}," e",[774,1807,1186],{"class":784},[774,1809,1810],{"class":791},"service",[774,1812,950],{"class":784},[774,1814,1815],{"class":858}," level",[774,1817,862],{"class":784},[774,1819,1805],{"class":791},[774,1821,1186],{"class":784},[774,1823,1824],{"class":791},"level",[774,1826,1023],{"class":784},[774,1828,1829,1832,1834,1837,1840,1842,1845,1847,1850,1852,1854,1856,1859,1861,1864,1868,1870,1872,1874,1876,1878,1880,1882,1885],{"class":776,"line":1037},[774,1830,1831],{"class":858},"          values",[774,1833,862],{"class":784},[774,1835,1836],{"class":858}," [[",[774,1838,1839],{"class":1046},"String",[774,1841,1050],{"class":858},[774,1843,1844],{"class":791},"Date",[774,1846,1186],{"class":784},[774,1848,1849],{"class":1046},"parse",[774,1851,1050],{"class":858},[774,1853,1782],{"class":791},[774,1855,1186],{"class":784},[774,1857,1858],{"class":791},"timestamp",[774,1860,1191],{"class":858},[774,1862,1863],{"class":784},"*",[774,1865,1867],{"class":1866},"sbssI"," 1e6",[774,1869,1270],{"class":858},[774,1871,950],{"class":784},[774,1873,1390],{"class":791},[774,1875,1186],{"class":784},[774,1877,1395],{"class":1046},[774,1879,1050],{"class":858},[774,1881,1782],{"class":791},[774,1883,1884],{"class":858},")]]",[774,1886,795],{"class":784},[774,1888,1889,1892,1895],{"class":776,"line":1071},[774,1890,1891],{"class":784},"        }",[774,1893,1894],{"class":858},"))",[774,1896,795],{"class":784},[774,1898,1899,1902,1904],{"class":776,"line":1091},[774,1900,1901],{"class":784},"      }",[774,1903,1270],{"class":858},[774,1905,795],{"class":784},[774,1907,1908,1910,1912],{"class":776,"line":1108},[774,1909,1409],{"class":784},[774,1911,1270],{"class":858},[774,1913,795],{"class":784},[774,1915,1916,1918],{"class":776,"line":1127},[774,1917,1419],{"class":784},[774,1919,1168],{"class":858},[774,1921,1922],{"class":776,"line":1171},[774,1923,893],{"class":784},[741,1925,1927],{"id":1926},"know-which-config-wins","Know which config wins",[545,1929,1930,1932],{},[587,1931,666],{}," walks the standard chain so users get the same configuration UX as built-in adapters:",[1934,1935,1936,1942,1948,1954],"ol",{},[632,1937,1938,1939,1941],{},"Explicit ",[587,1940,1054],{}," passed to your factory",[632,1943,1944,1947],{},[587,1945,1946],{},"runtimeConfig.evlog.\u003Cnamespace>"," (Nuxt\u002FNitro)",[632,1949,1950,1953],{},[587,1951,1952],{},"runtimeConfig.\u003Cnamespace>"," (legacy Nuxt\u002FNitro)",[632,1955,1956,1959,1960,1963,1964,1967,1968,1970,1971,1270],{},[587,1957,1958],{},"\u003CNS>_\u003CFIELD>"," env vars (list ",[587,1961,1962],{},"NUXT_\u003CNS>_\u003CFIELD>"," in ",[587,1965,1966],{},"ConfigField.env"," for silent Nuxt compat; show only ",[587,1969,1958],{}," in error messages via ",[587,1972,1973],{},"formatPublicEnvKeys",[545,1975,1976,1977,686,1979,686,1981,686,1983,1985,1986,1988,1989,1991,1992,1995,1996,1999,2000,2003],{},"Field names should follow the project conventions: ",[587,1978,677],{},[587,1980,681],{},[587,1982,685],{},[587,1984,689],{},". If you're renaming an existing field (e.g. ",[587,1987,1625],{}," → ",[587,1990,677],{},"), keep both as ",[587,1993,1994],{},"ConfigField"," entries for one major version. See ",[587,1997,1998],{},"axiom.ts"," and ",[587,2001,2002],{},"better-stack.ts"," for the deprecation pattern.",[741,2005,2007],{"id":2006},"wire-the-drain-into-your-framework","Wire the drain into your framework",[545,2009,2010,2011,2014],{},"Once ",[587,2012,2013],{},"createMyServiceDrain()"," returns the drain, wire it like any other:",[2016,2017,2018,2131,2257,2315,2352,2383],"code-group",{},[764,2019,2022],{"className":766,"code":2020,"filename":2021,"language":769,"meta":770,"style":770},"\u002F\u002F server\u002Fplugins\u002Fevlog-drain.ts\nimport { createMyServiceDrain } from '~\u002Fserver\u002Futils\u002Fmy-drain'\n\nconst drain = createMyServiceDrain()\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', drain)\n})\n","Nuxt \u002F Nitro",[587,2023,2024,2030,2049,2053,2067,2071,2094,2125],{"__ignoreMap":770},[774,2025,2026],{"class":776,"line":777},[774,2027,2029],{"class":2028},"sHwdD","\u002F\u002F server\u002Fplugins\u002Fevlog-drain.ts\n",[774,2031,2032,2034,2036,2038,2040,2042,2044,2047],{"class":776,"line":788},[774,2033,781],{"class":780},[774,2035,1463],{"class":784},[774,2037,1047],{"class":791},[774,2039,1468],{"class":784},[774,2041,823],{"class":780},[774,2043,826],{"class":784},[774,2045,2046],{"class":829},"~\u002Fserver\u002Futils\u002Fmy-drain",[774,2048,832],{"class":784},[774,2050,2051],{"class":776,"line":798},[774,2052,839],{"emptyLinePlaceholder":838},[774,2054,2055,2057,2060,2062,2064],{"class":776,"line":806},[774,2056,904],{"class":845},[774,2058,2059],{"class":791}," drain ",[774,2061,926],{"class":784},[774,2063,1047],{"class":1046},[774,2065,2066],{"class":791},"()\n",[774,2068,2069],{"class":776,"line":817},[774,2070,839],{"emptyLinePlaceholder":838},[774,2072,2073,2075,2078,2081,2083,2085,2088,2090,2092],{"class":776,"line":835},[774,2074,1040],{"class":780},[774,2076,2077],{"class":780}," default",[774,2079,2080],{"class":1046}," defineNitroPlugin",[774,2082,1050],{"class":791},[774,2084,1050],{"class":784},[774,2086,2087],{"class":1053},"nitroApp",[774,2089,1270],{"class":784},[774,2091,1122],{"class":845},[774,2093,785],{"class":784},[774,2095,2096,2099,2101,2104,2106,2109,2111,2113,2116,2118,2120,2123],{"class":776,"line":842},[774,2097,2098],{"class":791},"  nitroApp",[774,2100,1186],{"class":784},[774,2102,2103],{"class":791},"hooks",[774,2105,1186],{"class":784},[774,2107,2108],{"class":1046},"hook",[774,2110,1050],{"class":858},[774,2112,947],{"class":784},[774,2114,2115],{"class":829},"evlog:drain",[774,2117,947],{"class":784},[774,2119,950],{"class":784},[774,2121,2122],{"class":791}," drain",[774,2124,1168],{"class":858},[774,2126,2127,2129],{"class":776,"line":855},[774,2128,820],{"class":784},[774,2130,1168],{"class":791},[764,2132,2134],{"className":766,"code":2133,"filename":235,"language":769,"meta":770,"style":770},"\u002F\u002F lib\u002Fevlog.ts\nimport { createEvlog } from 'evlog\u002Fnext'\nimport { createMyServiceDrain } from '.\u002Fmy-drain'\n\nexport const { withEvlog, useLogger, log, createError } = createEvlog({\n  service: 'my-app',\n  drain: createMyServiceDrain(),\n})\n",[587,2135,2136,2141,2161,2180,2184,2221,2237,2251],{"__ignoreMap":770},[774,2137,2138],{"class":776,"line":777},[774,2139,2140],{"class":2028},"\u002F\u002F lib\u002Fevlog.ts\n",[774,2142,2143,2145,2147,2150,2152,2154,2156,2159],{"class":776,"line":788},[774,2144,781],{"class":780},[774,2146,1463],{"class":784},[774,2148,2149],{"class":791}," createEvlog",[774,2151,1468],{"class":784},[774,2153,823],{"class":780},[774,2155,826],{"class":784},[774,2157,2158],{"class":829},"evlog\u002Fnext",[774,2160,832],{"class":784},[774,2162,2163,2165,2167,2169,2171,2173,2175,2178],{"class":776,"line":798},[774,2164,781],{"class":780},[774,2166,1463],{"class":784},[774,2168,1047],{"class":791},[774,2170,1468],{"class":784},[774,2172,823],{"class":780},[774,2174,826],{"class":784},[774,2176,2177],{"class":829},".\u002Fmy-drain",[774,2179,832],{"class":784},[774,2181,2182],{"class":776,"line":806},[774,2183,839],{"emptyLinePlaceholder":838},[774,2185,2186,2188,2191,2193,2196,2198,2201,2203,2206,2208,2211,2213,2215,2217,2219],{"class":776,"line":817},[774,2187,1040],{"class":780},[774,2189,2190],{"class":845}," const",[774,2192,1463],{"class":784},[774,2194,2195],{"class":791}," withEvlog",[774,2197,950],{"class":784},[774,2199,2200],{"class":791}," useLogger",[774,2202,950],{"class":784},[774,2204,2205],{"class":791}," log",[774,2207,950],{"class":784},[774,2209,2210],{"class":791}," createError ",[774,2212,820],{"class":784},[774,2214,1136],{"class":784},[774,2216,2149],{"class":1046},[774,2218,1050],{"class":791},[774,2220,1088],{"class":784},[774,2222,2223,2226,2228,2230,2233,2235],{"class":776,"line":835},[774,2224,2225],{"class":858},"  service",[774,2227,862],{"class":784},[774,2229,826],{"class":784},[774,2231,2232],{"class":829},"my-app",[774,2234,947],{"class":784},[774,2236,795],{"class":784},[774,2238,2239,2242,2244,2246,2249],{"class":776,"line":842},[774,2240,2241],{"class":858},"  drain",[774,2243,862],{"class":784},[774,2245,1047],{"class":1046},[774,2247,2248],{"class":791},"()",[774,2250,795],{"class":784},[774,2252,2253,2255],{"class":776,"line":855},[774,2254,820],{"class":784},[774,2256,1168],{"class":791},[764,2258,2261],{"className":766,"code":2259,"filename":2260,"language":769,"meta":770,"style":770},"import { createMyServiceDrain } from '.\u002Fmy-drain'\napp.use(evlog({ drain: createMyServiceDrain() }))\n","Hono \u002F Express \u002F Elysia",[587,2262,2263,2281],{"__ignoreMap":770},[774,2264,2265,2267,2269,2271,2273,2275,2277,2279],{"class":776,"line":777},[774,2266,781],{"class":780},[774,2268,1463],{"class":784},[774,2270,1047],{"class":791},[774,2272,1468],{"class":784},[774,2274,823],{"class":780},[774,2276,826],{"class":784},[774,2278,2177],{"class":829},[774,2280,832],{"class":784},[774,2282,2283,2286,2288,2291,2293,2296,2298,2301,2303,2305,2307,2310,2312],{"class":776,"line":788},[774,2284,2285],{"class":791},"app",[774,2287,1186],{"class":784},[774,2289,2290],{"class":1046},"use",[774,2292,1050],{"class":791},[774,2294,2295],{"class":1046},"evlog",[774,2297,1050],{"class":791},[774,2299,2300],{"class":784},"{",[774,2302,2122],{"class":858},[774,2304,862],{"class":784},[774,2306,1047],{"class":1046},[774,2308,2309],{"class":791},"() ",[774,2311,820],{"class":784},[774,2313,2314],{"class":791},"))\n",[764,2316,2318],{"className":766,"code":2317,"filename":270,"language":769,"meta":770,"style":770},"await app.register(evlog, { drain: createMyServiceDrain() })\n",[587,2319,2320],{"__ignoreMap":770},[774,2321,2322,2325,2328,2330,2333,2336,2338,2340,2342,2344,2346,2348,2350],{"class":776,"line":777},[774,2323,2324],{"class":780},"await",[774,2326,2327],{"class":791}," app",[774,2329,1186],{"class":784},[774,2331,2332],{"class":1046},"register",[774,2334,2335],{"class":791},"(evlog",[774,2337,950],{"class":784},[774,2339,1463],{"class":784},[774,2341,2122],{"class":858},[774,2343,862],{"class":784},[774,2345,1047],{"class":1046},[774,2347,2309],{"class":791},[774,2349,820],{"class":784},[774,2351,1168],{"class":791},[764,2353,2355],{"className":766,"code":2354,"filename":255,"language":769,"meta":770,"style":770},"EvlogModule.forRoot({ drain: createMyServiceDrain() })\n",[587,2356,2357],{"__ignoreMap":770},[774,2358,2359,2362,2364,2367,2369,2371,2373,2375,2377,2379,2381],{"class":776,"line":777},[774,2360,2361],{"class":791},"EvlogModule",[774,2363,1186],{"class":784},[774,2365,2366],{"class":1046},"forRoot",[774,2368,1050],{"class":791},[774,2370,2300],{"class":784},[774,2372,2122],{"class":858},[774,2374,862],{"class":784},[774,2376,1047],{"class":1046},[774,2378,2309],{"class":791},[774,2380,820],{"class":784},[774,2382,1168],{"class":791},[764,2384,2386],{"className":766,"code":2385,"filename":290,"language":769,"meta":770,"style":770},"import { initLogger } from 'evlog'\nimport { createMyServiceDrain } from '.\u002Fmy-drain'\n\ninitLogger({ drain: createMyServiceDrain() })\n",[587,2387,2388,2407,2425,2429],{"__ignoreMap":770},[774,2389,2390,2392,2394,2397,2399,2401,2403,2405],{"class":776,"line":777},[774,2391,781],{"class":780},[774,2393,1463],{"class":784},[774,2395,2396],{"class":791}," initLogger",[774,2398,1468],{"class":784},[774,2400,823],{"class":780},[774,2402,826],{"class":784},[774,2404,2295],{"class":829},[774,2406,832],{"class":784},[774,2408,2409,2411,2413,2415,2417,2419,2421,2423],{"class":776,"line":788},[774,2410,781],{"class":780},[774,2412,1463],{"class":784},[774,2414,1047],{"class":791},[774,2416,1468],{"class":784},[774,2418,823],{"class":780},[774,2420,826],{"class":784},[774,2422,2177],{"class":829},[774,2424,832],{"class":784},[774,2426,2427],{"class":776,"line":798},[774,2428,839],{"emptyLinePlaceholder":838},[774,2430,2431,2434,2436,2438,2440,2442,2444,2446,2448],{"class":776,"line":806},[774,2432,2433],{"class":1046},"initLogger",[774,2435,1050],{"class":791},[774,2437,2300],{"class":784},[774,2439,2122],{"class":858},[774,2441,862],{"class":784},[774,2443,1047],{"class":1046},[774,2445,2309],{"class":791},[774,2447,820],{"class":784},[774,2449,1168],{"class":791},[545,2451,2452,2453,2457],{},"For production, wrap it once in ",[554,2454,2455],{"href":496},[587,2456,725],{}," so events are batched and retried.",[741,2459,2461],{"id":2460},"filter-or-transform-before-sending","Filter or transform before sending",[545,2463,2464,2466,2467,2470,2471,2473],{},[587,2465,758],{}," receives the full batch of ",[587,2468,2469],{},"WideEvent[]"," plus the resolved config. Filter or transform inline, and returning ",[587,2472,703],{}," is a clean opt-out for that batch:",[764,2475,2477],{"className":766,"code":2476,"language":769,"meta":770,"style":770},"encode: (events, cfg) => {\n  const filtered = events.filter(e => e.level === 'error' && e.path !== '\u002Fhealth')\n  if (filtered.length === 0) return null\n\n  const payload = filtered.map(e => ({\n    ts: new Date(e.timestamp).getTime(),\n    severity: e.level.toUpperCase(),\n    attributes: { method: e.method, path: e.path, status: e.status, durationMs: e.durationMs },\n  }))\n\n  return {\n    url: `${cfg.endpoint}\u002Fv1\u002Fpush`,\n    headers: { 'Content-Type': 'application\u002Fjson' },\n    body: JSON.stringify(payload),\n  }\n}\n",[587,2478,2479,2500,2560,2587,2591,2616,2648,2670,2734,2740,2744,2750,2774,2799,2821,2826],{"__ignoreMap":770},[774,2480,2481,2484,2486,2488,2490,2492,2494,2496,2498],{"class":776,"line":777},[774,2482,2483],{"class":849},"encode",[774,2485,862],{"class":784},[774,2487,1177],{"class":784},[774,2489,1263],{"class":1053},[774,2491,950],{"class":784},[774,2493,1133],{"class":1053},[774,2495,1270],{"class":784},[774,2497,1122],{"class":845},[774,2499,785],{"class":784},[774,2501,2502,2505,2508,2510,2512,2514,2517,2519,2521,2523,2525,2527,2529,2532,2534,2536,2538,2541,2543,2545,2548,2551,2553,2556,2558],{"class":776,"line":788},[774,2503,2504],{"class":845},"  const",[774,2506,2507],{"class":791}," filtered",[774,2509,1136],{"class":784},[774,2511,1773],{"class":791},[774,2513,1186],{"class":784},[774,2515,2516],{"class":1046},"filter",[774,2518,1050],{"class":858},[774,2520,1782],{"class":1053},[774,2522,1122],{"class":845},[774,2524,1805],{"class":791},[774,2526,1186],{"class":784},[774,2528,1824],{"class":791},[774,2530,2531],{"class":784}," ===",[774,2533,826],{"class":784},[774,2535,1204],{"class":829},[774,2537,947],{"class":784},[774,2539,2540],{"class":784}," &&",[774,2542,1805],{"class":791},[774,2544,1186],{"class":784},[774,2546,2547],{"class":791},"path",[774,2549,2550],{"class":784}," !==",[774,2552,826],{"class":784},[774,2554,2555],{"class":829},"\u002Fhealth",[774,2557,947],{"class":784},[774,2559,1168],{"class":858},[774,2561,2562,2565,2567,2570,2572,2575,2577,2580,2582,2585],{"class":776,"line":798},[774,2563,2564],{"class":780},"  if",[774,2566,1177],{"class":858},[774,2568,2569],{"class":791},"filtered",[774,2571,1186],{"class":784},[774,2573,2574],{"class":791},"length",[774,2576,2531],{"class":784},[774,2578,2579],{"class":1866}," 0",[774,2581,1191],{"class":858},[774,2583,2584],{"class":780},"return",[774,2586,1224],{"class":784},[774,2588,2589],{"class":776,"line":806},[774,2590,839],{"emptyLinePlaceholder":838},[774,2592,2593,2595,2598,2600,2602,2604,2606,2608,2610,2612,2614],{"class":776,"line":817},[774,2594,2504],{"class":845},[774,2596,2597],{"class":791}," payload",[774,2599,1136],{"class":784},[774,2601,2507],{"class":791},[774,2603,1186],{"class":784},[774,2605,94],{"class":1046},[774,2607,1050],{"class":858},[774,2609,1782],{"class":1053},[774,2611,1122],{"class":845},[774,2613,1177],{"class":858},[774,2615,1088],{"class":784},[774,2617,2618,2621,2623,2626,2629,2631,2633,2635,2637,2639,2641,2644,2646],{"class":776,"line":835},[774,2619,2620],{"class":858},"    ts",[774,2622,862],{"class":784},[774,2624,2625],{"class":784}," new",[774,2627,2628],{"class":1046}," Date",[774,2630,1050],{"class":858},[774,2632,1782],{"class":791},[774,2634,1186],{"class":784},[774,2636,1858],{"class":791},[774,2638,1270],{"class":858},[774,2640,1186],{"class":784},[774,2642,2643],{"class":1046},"getTime",[774,2645,2248],{"class":858},[774,2647,795],{"class":784},[774,2649,2650,2653,2655,2657,2659,2661,2663,2666,2668],{"class":776,"line":842},[774,2651,2652],{"class":858},"    severity",[774,2654,862],{"class":784},[774,2656,1805],{"class":791},[774,2658,1186],{"class":784},[774,2660,1824],{"class":791},[774,2662,1186],{"class":784},[774,2664,2665],{"class":1046},"toUpperCase",[774,2667,2248],{"class":858},[774,2669,795],{"class":784},[774,2671,2672,2675,2677,2679,2682,2684,2686,2688,2691,2693,2696,2698,2700,2702,2704,2706,2709,2711,2713,2715,2718,2720,2723,2725,2727,2729,2732],{"class":776,"line":855},[774,2673,2674],{"class":858},"    attributes",[774,2676,862],{"class":784},[774,2678,1463],{"class":784},[774,2680,2681],{"class":858}," method",[774,2683,862],{"class":784},[774,2685,1805],{"class":791},[774,2687,1186],{"class":784},[774,2689,2690],{"class":791},"method",[774,2692,950],{"class":784},[774,2694,2695],{"class":858}," path",[774,2697,862],{"class":784},[774,2699,1805],{"class":791},[774,2701,1186],{"class":784},[774,2703,2547],{"class":791},[774,2705,950],{"class":784},[774,2707,2708],{"class":858}," status",[774,2710,862],{"class":784},[774,2712,1805],{"class":791},[774,2714,1186],{"class":784},[774,2716,2717],{"class":791},"status",[774,2719,950],{"class":784},[774,2721,2722],{"class":858}," durationMs",[774,2724,862],{"class":784},[774,2726,1805],{"class":791},[774,2728,1186],{"class":784},[774,2730,2731],{"class":791},"durationMs",[774,2733,1023],{"class":784},[774,2735,2736,2738],{"class":776,"line":868},[774,2737,1419],{"class":784},[774,2739,2314],{"class":858},[774,2741,2742],{"class":776,"line":879},[774,2743,839],{"emptyLinePlaceholder":838},[774,2745,2746,2748],{"class":776,"line":890},[774,2747,1074],{"class":780},[774,2749,785],{"class":784},[774,2751,2752,2755,2757,2759,2761,2763,2765,2767,2770,2772],{"class":776,"line":896},[774,2753,2754],{"class":858},"    url",[774,2756,862],{"class":784},[774,2758,1287],{"class":784},[774,2760,1183],{"class":791},[774,2762,1186],{"class":784},[774,2764,681],{"class":791},[774,2766,820],{"class":784},[774,2768,2769],{"class":829},"\u002Fv1\u002Fpush",[774,2771,1311],{"class":784},[774,2773,795],{"class":784},[774,2775,2776,2779,2781,2783,2785,2787,2789,2791,2793,2795,2797],{"class":776,"line":901},[774,2777,2778],{"class":858},"    headers",[774,2780,862],{"class":784},[774,2782,1463],{"class":784},[774,2784,826],{"class":784},[774,2786,1332],{"class":858},[774,2788,947],{"class":784},[774,2790,862],{"class":784},[774,2792,826],{"class":784},[774,2794,1341],{"class":829},[774,2796,947],{"class":784},[774,2798,1023],{"class":784},[774,2800,2801,2804,2806,2808,2810,2812,2814,2817,2819],{"class":776,"line":932},[774,2802,2803],{"class":858},"    body",[774,2805,862],{"class":784},[774,2807,1390],{"class":791},[774,2809,1186],{"class":784},[774,2811,1395],{"class":1046},[774,2813,1050],{"class":858},[774,2815,2816],{"class":791},"payload",[774,2818,1270],{"class":858},[774,2820,795],{"class":784},[774,2822,2823],{"class":776,"line":974},[774,2824,2825],{"class":784},"  }\n",[774,2827,2828],{"class":776,"line":1008},[774,2829,893],{"class":784},[741,2831,2833,2835],{"id":2832},"definedrain-non-http-transports",[587,2834,611],{}," (non-HTTP transports)",[545,2837,2838,2839,2841],{},"If your destination requires gRPC, a vendor SDK, a queue client, a WebSocket, or a raw socket, drop one level lower with ",[587,2840,611],{},". You own the transport; the toolkit still gives you config resolution, error isolation, and a consistent shape.",[764,2843,2845],{"className":766,"code":2844,"language":769,"meta":770,"style":770},"import { defineDrain } from 'evlog\u002Ftoolkit'\n\nexport const createCustomTransportDrain = () =>\n  defineDrain\u003C{ apiKey: string }>({\n    name: 'custom',\n    resolve: async () => ({ apiKey: process.env.MY_KEY! }),\n    send: async (events, cfg) => {\n      await myVendorSdk.publish(events, { token: cfg.apiKey })\n    },\n  })\n",[587,2846,2847,2866,2870,2886,2906,2921,2960,2983,3018,3022],{"__ignoreMap":770},[774,2848,2849,2851,2853,2856,2858,2860,2862,2864],{"class":776,"line":777},[774,2850,781],{"class":780},[774,2852,1463],{"class":784},[774,2854,2855],{"class":791}," defineDrain",[774,2857,1468],{"class":784},[774,2859,823],{"class":780},[774,2861,826],{"class":784},[774,2863,617],{"class":829},[774,2865,832],{"class":784},[774,2867,2868],{"class":776,"line":788},[774,2869,839],{"emptyLinePlaceholder":838},[774,2871,2872,2874,2876,2879,2881,2883],{"class":776,"line":798},[774,2873,1040],{"class":780},[774,2875,2190],{"class":845},[774,2877,2878],{"class":791}," createCustomTransportDrain ",[774,2880,926],{"class":784},[774,2882,1119],{"class":784},[774,2884,2885],{"class":845}," =>\n",[774,2887,2888,2891,2893,2896,2898,2900,2902,2904],{"class":776,"line":806},[774,2889,2890],{"class":1046},"  defineDrain",[774,2892,1528],{"class":784},[774,2894,2895],{"class":858}," apiKey",[774,2897,862],{"class":784},[774,2899,1505],{"class":849},[774,2901,1545],{"class":784},[774,2903,1050],{"class":791},[774,2905,1088],{"class":784},[774,2907,2908,2910,2912,2914,2917,2919],{"class":776,"line":817},[774,2909,1094],{"class":858},[774,2911,862],{"class":784},[774,2913,826],{"class":784},[774,2915,2916],{"class":829},"custom",[774,2918,947],{"class":784},[774,2920,795],{"class":784},[774,2922,2923,2925,2927,2929,2931,2933,2935,2937,2939,2941,2943,2945,2947,2949,2952,2954,2956,2958],{"class":776,"line":835},[774,2924,1111],{"class":1046},[774,2926,862],{"class":784},[774,2928,1116],{"class":845},[774,2930,1119],{"class":784},[774,2932,1122],{"class":845},[774,2934,1177],{"class":791},[774,2936,2300],{"class":784},[774,2938,2895],{"class":858},[774,2940,862],{"class":784},[774,2942,1598],{"class":791},[774,2944,1186],{"class":784},[774,2946,1603],{"class":791},[774,2948,1186],{"class":784},[774,2950,2951],{"class":791},"MY_KEY",[774,2953,1180],{"class":784},[774,2955,1468],{"class":784},[774,2957,1270],{"class":791},[774,2959,795],{"class":784},[774,2961,2962,2965,2967,2969,2971,2973,2975,2977,2979,2981],{"class":776,"line":842},[774,2963,2964],{"class":1046},"    send",[774,2966,862],{"class":784},[774,2968,1116],{"class":845},[774,2970,1177],{"class":784},[774,2972,1263],{"class":1053},[774,2974,950],{"class":784},[774,2976,1133],{"class":1053},[774,2978,1270],{"class":784},[774,2980,1122],{"class":845},[774,2982,785],{"class":784},[774,2984,2985,2988,2991,2993,2996,2998,3000,3002,3004,3006,3008,3010,3012,3014,3016],{"class":776,"line":855},[774,2986,2987],{"class":780},"      await",[774,2989,2990],{"class":791}," myVendorSdk",[774,2992,1186],{"class":784},[774,2994,2995],{"class":1046},"publish",[774,2997,1050],{"class":858},[774,2999,1263],{"class":791},[774,3001,950],{"class":784},[774,3003,1463],{"class":784},[774,3005,1510],{"class":858},[774,3007,862],{"class":784},[774,3009,1133],{"class":791},[774,3011,1186],{"class":784},[774,3013,677],{"class":791},[774,3015,1468],{"class":784},[774,3017,1168],{"class":858},[774,3019,3020],{"class":776,"line":868},[774,3021,1250],{"class":784},[774,3023,3024,3026],{"class":776,"line":879},[774,3025,1419],{"class":784},[774,3027,1168],{"class":791},[545,3029,3030,3031,3033,3034,3036,3037,3040,3041,3044],{},"When you fall back to ",[587,3032,611],{},", follow the same rules manually that ",[587,3035,598],{}," enforces: wrap the transport in ",[587,3038,3039],{},"try\u002Fcatch",", log with ",[587,3042,3043],{},"console.error('[evlog\u002F\u003Cname>] …')",", and never re-throw.",[741,3046,3048],{"id":3047},"what-a-draincontext-carries","What a DrainContext carries",[545,3050,3051,3052,3054,3055,3058],{},"When evlog calls your drain through ",[587,3053,2115],{},", it passes a ",[587,3056,3057],{},"DrainContext"," per event:",[764,3060,3063],{"className":766,"code":3061,"filename":3062,"language":769,"meta":770,"style":770},"interface DrainContext {\n  \u002F** The complete wide event with all accumulated context *\u002F\n  event: WideEvent\n\n  \u002F** Request metadata *\u002F\n  request?: {\n    method: string\n    path: string\n    requestId: string\n  }\n\n  \u002F** Safe HTTP headers (sensitive headers filtered) *\u002F\n  headers?: Record\u003Cstring, string>\n}\n\ninterface WideEvent {\n  timestamp: string\n  level: 'debug' | 'info' | 'warn' | 'error'\n  service: string\n  environment?: string\n  version?: string\n  region?: string\n  commitHash?: string\n  requestId?: string\n  \u002F\u002F ... plus all fields added via log.set()\n  [key: string]: unknown\n}\n","types.ts",[587,3064,3065,3074,3079,3089,3093,3098,3107,3116,3125,3134,3138,3142,3147,3169,3173,3177,3186,3195,3236,3244,3253,3262,3271,3280,3289,3294,3314],{"__ignoreMap":770},[774,3066,3067,3069,3072],{"class":776,"line":777},[774,3068,846],{"class":845},[774,3070,3071],{"class":849}," DrainContext",[774,3073,785],{"class":784},[774,3075,3076],{"class":776,"line":788},[774,3077,3078],{"class":2028},"  \u002F** The complete wide event with all accumulated context *\u002F\n",[774,3080,3081,3084,3086],{"class":776,"line":798},[774,3082,3083],{"class":858},"  event",[774,3085,862],{"class":784},[774,3087,3088],{"class":849}," WideEvent\n",[774,3090,3091],{"class":776,"line":806},[774,3092,839],{"emptyLinePlaceholder":838},[774,3094,3095],{"class":776,"line":817},[774,3096,3097],{"class":2028},"  \u002F** Request metadata *\u002F\n",[774,3099,3100,3103,3105],{"class":776,"line":835},[774,3101,3102],{"class":858},"  request",[774,3104,874],{"class":784},[774,3106,785],{"class":784},[774,3108,3109,3112,3114],{"class":776,"line":842},[774,3110,3111],{"class":858},"    method",[774,3113,862],{"class":784},[774,3115,865],{"class":849},[774,3117,3118,3121,3123],{"class":776,"line":855},[774,3119,3120],{"class":858},"    path",[774,3122,862],{"class":784},[774,3124,865],{"class":849},[774,3126,3127,3130,3132],{"class":776,"line":868},[774,3128,3129],{"class":858},"    requestId",[774,3131,862],{"class":784},[774,3133,865],{"class":849},[774,3135,3136],{"class":776,"line":879},[774,3137,2825],{"class":784},[774,3139,3140],{"class":776,"line":890},[774,3141,839],{"emptyLinePlaceholder":838},[774,3143,3144],{"class":776,"line":896},[774,3145,3146],{"class":2028},"  \u002F** Safe HTTP headers (sensitive headers filtered) *\u002F\n",[774,3148,3149,3152,3154,3157,3159,3162,3164,3166],{"class":776,"line":901},[774,3150,3151],{"class":858},"  headers",[774,3153,874],{"class":784},[774,3155,3156],{"class":849}," Record",[774,3158,914],{"class":784},[774,3160,3161],{"class":849},"string",[774,3163,950],{"class":784},[774,3165,1505],{"class":849},[774,3167,3168],{"class":784},">\n",[774,3170,3171],{"class":776,"line":932},[774,3172,893],{"class":784},[774,3174,3175],{"class":776,"line":974},[774,3176,839],{"emptyLinePlaceholder":838},[774,3178,3179,3181,3184],{"class":776,"line":1008},[774,3180,846],{"class":845},[774,3182,3183],{"class":849}," WideEvent",[774,3185,785],{"class":784},[774,3187,3188,3191,3193],{"class":776,"line":1026},[774,3189,3190],{"class":858},"  timestamp",[774,3192,862],{"class":784},[774,3194,865],{"class":849},[774,3196,3197,3200,3202,3204,3207,3209,3212,3214,3217,3219,3221,3223,3226,3228,3230,3232,3234],{"class":776,"line":1032},[774,3198,3199],{"class":858},"  level",[774,3201,862],{"class":784},[774,3203,826],{"class":784},[774,3205,3206],{"class":829},"debug",[774,3208,947],{"class":784},[774,3210,3211],{"class":784}," |",[774,3213,826],{"class":784},[774,3215,3216],{"class":829},"info",[774,3218,947],{"class":784},[774,3220,3211],{"class":784},[774,3222,826],{"class":784},[774,3224,3225],{"class":829},"warn",[774,3227,947],{"class":784},[774,3229,3211],{"class":784},[774,3231,826],{"class":784},[774,3233,1204],{"class":829},[774,3235,832],{"class":784},[774,3237,3238,3240,3242],{"class":776,"line":1037},[774,3239,2225],{"class":858},[774,3241,862],{"class":784},[774,3243,865],{"class":849},[774,3245,3246,3249,3251],{"class":776,"line":1071},[774,3247,3248],{"class":858},"  environment",[774,3250,874],{"class":784},[774,3252,865],{"class":849},[774,3254,3255,3258,3260],{"class":776,"line":1091},[774,3256,3257],{"class":858},"  version",[774,3259,874],{"class":784},[774,3261,865],{"class":849},[774,3263,3264,3267,3269],{"class":776,"line":1108},[774,3265,3266],{"class":858},"  region",[774,3268,874],{"class":784},[774,3270,865],{"class":849},[774,3272,3273,3276,3278],{"class":776,"line":1127},[774,3274,3275],{"class":858},"  commitHash",[774,3277,874],{"class":784},[774,3279,865],{"class":849},[774,3281,3282,3285,3287],{"class":776,"line":1171},[774,3283,3284],{"class":858},"  requestId",[774,3286,874],{"class":784},[774,3288,865],{"class":849},[774,3290,3291],{"class":776,"line":1196},[774,3292,3293],{"class":2028},"  \u002F\u002F ... plus all fields added via log.set()\n",[774,3295,3296,3299,3302,3304,3306,3309,3311],{"class":776,"line":1218},[774,3297,3298],{"class":791},"  [",[774,3300,3301],{"class":1053},"key",[774,3303,862],{"class":784},[774,3305,1505],{"class":849},[774,3307,3308],{"class":791},"]",[774,3310,862],{"class":784},[774,3312,3313],{"class":849}," unknown\n",[774,3315,3316],{"class":776,"line":1227},[774,3317,893],{"class":784},[545,3319,3320,3321,3323,3324,3327,3328,3330,3331,3334],{},"In the batched form your ",[587,3322,758],{}," \u002F ",[587,3325,3326],{},"send()"," receives, you get ",[587,3329,2469],{}," directly (the toolkit unwraps ",[587,3332,3333],{},"event"," from each context).",[741,3336,3338],{"id":3337},"reach-for-a-toolkit-helper","Reach for a toolkit helper",[545,3340,3341,3343],{},[587,3342,617],{}," exposes the same helpers every built-in adapter uses. The ones relevant to drains:",[562,3345,3346,3356],{},[565,3347,3348],{},[568,3349,3350,3353],{},[571,3351,3352],{},"Export",[571,3354,3355],{},"Purpose",[578,3357,3358,3368,3378,3390,3400,3413,3423,3437],{},[568,3359,3360,3365],{},[583,3361,3362],{},[587,3363,3364],{},"defineHttpDrain(spec)",[583,3366,3367],{},"The HTTP recipe — auto retries, timeouts, identity headers, error isolation",[568,3369,3370,3375],{},[583,3371,3372],{},[587,3373,3374],{},"defineDrain(spec)",[583,3376,3377],{},"Same contract for non-HTTP transports",[568,3379,3380,3385],{},[583,3381,3382],{},[587,3383,3384],{},"resolveAdapterConfig(ns, fields, overrides)",[583,3386,3387,3388,671],{},"Standard config priority chain (overrides → ",[587,3389,670],{},[568,3391,3392,3397],{},[583,3393,3394],{},[587,3395,3396],{},"httpPost(opts)",[583,3398,3399],{},"The retried POST helper used by every built-in HTTP adapter — handles timeout, retries, redacted error messages",[568,3401,3402,3407],{},[583,3403,3404],{},[587,3405,3406],{},"composeDrains(drains)",[583,3408,3409,3410,1270],{},"Combine multiple drains into one (errors isolated, runs concurrently with ",[587,3411,3412],{},"Promise.allSettled",[568,3414,3415,3420],{},[583,3416,3417],{},[587,3418,3419],{},"toTypedAttributeValue(value)",[583,3421,3422],{},"Convert any value to the typed attribute shape used by Axiom \u002F Sentry",[568,3424,3425,3430],{},[583,3426,3427],{},[587,3428,3429],{},"toOtlpAttributeValue(value)",[583,3431,3432,3433,3436],{},"Convert any value to the OTLP ",[587,3434,3435],{},"AnyValue"," shape (used by OTLP \u002F HyperDX \u002F PostHog logs)",[568,3438,3439,3447],{},[583,3440,3441,686,3444],{},[587,3442,3443],{},"OTEL_SEVERITY_NUMBER",[587,3445,3446],{},"OTEL_SEVERITY_TEXT",[583,3448,3449],{},"OTEL log severity tables",[741,3451,3453],{"id":3452},"identify-your-traffic-to-the-receiver","Identify your traffic to the receiver",[545,3455,3456,3458],{},[587,3457,598],{}," automatically tags every request with two headers so receivers can identify the traffic:",[562,3460,3461,3471],{},[565,3462,3463],{},[568,3464,3465,3468],{},[571,3466,3467],{},"Header",[571,3469,3470],{},"Value",[578,3472,3473,3486],{},[568,3474,3475,3480],{},[583,3476,3477],{},[587,3478,3479],{},"User-Agent",[583,3481,3482,3485],{},[587,3483,3484],{},"evlog\u002F\u003Cversion>"," (Node \u002F server runtimes only — browsers strip this header)",[568,3487,3488,3493],{},[583,3489,3490],{},[587,3491,3492],{},"X-Evlog-Source",[583,3494,3495,3496,3499],{},"The drain ",[587,3497,3498],{},"name"," you provided",[545,3501,3502,3503,3506,3507,1186],{},"If you build a drain on top of ",[587,3504,3505],{},"httpPost"," directly, you can override or suppress them. See ",[554,3508,485],{"href":486},[741,3510,3512],{"id":3511},"errors-are-already-handled-for-you","Errors are already handled for you",[545,3514,3515,3517],{},[587,3516,598],{}," enforces every best practice automatically:",[1934,3519,3520,3530,3540,3548],{},[632,3521,3522,3525,3526,3529],{},[549,3523,3524],{},"Never throws",": failures are caught and logged with the ",[587,3527,3528],{},"[evlog\u002F\u003Cname>]"," prefix.",[632,3531,3532,3535,3536,3539],{},[549,3533,3534],{},"Retries",": defaults to 2 attempts on transient errors (configurable via ",[587,3537,3538],{},"retries",").",[632,3541,3542,3545,3546,3539],{},[549,3543,3544],{},"Timeouts",": defaults to 5000ms (configurable via ",[587,3547,689],{},[632,3549,3550,3553,3554,3556,3557,3559],{},[549,3551,3552],{},"Graceful degradation",": ",[587,3555,662],{}," returning ",[587,3558,703],{}," makes the drain a no-op.",[545,3561,3562,3563,3565],{},"If you fall back to ",[587,3564,611],{},", follow the same rules manually.",[741,3567,3569],{"id":3568},"publish-it-as-a-community-package","Publish it as a community package",[545,3571,3572],{},"Recommended structure for a community drain:",[764,3574,3579],{"className":3575,"code":3577,"language":3578,"meta":770},[3576],"language-text","my-evlog-drain\u002F\n├─ src\u002F\n│  ├─ drain.ts        # createMyDrain via defineHttpDrain\n│  └─ index.ts        # re-exports\n├─ test\u002F              # vitest, mock fetch\n├─ package.json       # peerDependency: \"evlog\"\n└─ README.md\n","text",[587,3580,3577],{"__ignoreMap":770},[545,3582,3583,3584,3586,3587,3590,3591,3594],{},"Add ",[587,3585,2295],{}," as a ",[587,3588,3589],{},"peerDependency"," (not a ",[587,3592,3593],{},"dependency","), so your package will not pull in a copy of evlog at install time.",[3596,3597,3600,3601,3606],"callout",{"color":3598,"icon":3599},"neutral","i-lucide-heart","Built something great? ",[554,3602,3605],{"href":3603,"rel":3604},"https:\u002F\u002Fgithub.com\u002Fhugorcd\u002Fevlog\u002Fpulls",[734],"Open a PR"," to add a row to the Adapters table. The community will thank you.",[741,3608,3610],{"id":3609},"next-steps","Next steps",[629,3612,3613,3619,3627,3633,3639],{},[632,3614,3615,3618],{},[554,3616,3617],{"href":496},"Drain Pipeline",": wrap your drain in batch + retry + fanout for production",[632,3620,3621,3624,3625],{},[554,3622,3623],{"href":143},"Adapters Overview",": see how the built-in adapters use ",[587,3626,598],{},[632,3628,3629,3632],{},[554,3630,3631],{"href":478},"Custom Enrichers",": same toolkit shape for derived event fields",[632,3634,3635,3638],{},[554,3636,3637],{"href":456},"Custom Framework Integration",": same toolkit shape for HTTP frameworks",[632,3640,3641,3643],{},[554,3642,521],{"href":522},": security and production tips",[3645,3646,3647],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sHdIc, html code.shiki .sHdIc{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .sbssI, html code.shiki .sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}",{"title":770,"searchDepth":788,"depth":788,"links":3649},[3650,3654,3655,3656,3657,3659,3660,3661,3662,3663,3664],{"id":743,"depth":788,"text":3651,"children":3652},"defineHttpDrain (the HTTP recipe)",[3653],{"id":1444,"depth":798,"text":1445},{"id":1926,"depth":788,"text":1927},{"id":2006,"depth":788,"text":2007},{"id":2460,"depth":788,"text":2461},{"id":2832,"depth":788,"text":3658},"defineDrain (non-HTTP transports)",{"id":3047,"depth":788,"text":3048},{"id":3337,"depth":788,"text":3338},{"id":3452,"depth":788,"text":3453},{"id":3511,"depth":788,"text":3512},{"id":3568,"depth":788,"text":3569},{"id":3609,"depth":788,"text":3610},"Build a drain for any backend without a built-in adapter. Config resolution, retries, timeouts, and identity headers are handled for you.","md",[3668,3670,3672],{"label":3617,"icon":498,"to":496,"color":3598,"variant":3669},"subtle",{"label":3623,"icon":3671,"to":143,"color":3598,"variant":3669},"i-custom-plug",{"label":521,"icon":379,"to":522,"color":3598,"variant":3669},{},{"title":490,"icon":493},{"title":540,"description":3665},"fbdVnmg_O8WOjWBxML5Qruu5EY28-v00TGPT8ygZxrI",[3678,3680],{"title":485,"path":486,"stem":487,"description":3679,"icon":488,"children":-1},"Every drain request carries User-Agent and X-Evlog-Source so receivers can triage the traffic. Override or suppress them when you need to.",{"title":495,"path":496,"stem":497,"description":3681,"icon":498,"children":-1},"The pipeline wraps every drain: it batches events, retries on failure, fans out to several destinations, and ships browser logs.",1786817441149]