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context","\u002Fcompare\u002Fconsola","8.compare\u002F5.consola",{"id":603,"title":270,"body":604,"description":3662,"extension":3663,"links":3664,"meta":3667,"navigation":3668,"path":271,"seo":3669,"stem":272,"__hash__":3670},"docs\u002F4.integrate\u002Fframeworks\u002F07.express.md",{"type":605,"value":606,"toc":3639},"minimark",[607,620,667,671,676,756,760,1082,1106,1112,1115,1118,1425,1428,1492,1496,1505,1690,1799,1815,1822,1854,2082,2086,2104,2442,2445,2492,2495,2505,2509,2512,2679,2683,2690,2882,2893,2897,2903,3007,3011,3021,3164,3168,3174,3178,3332,3336,3343,3523,3533,3537,3578,3586,3596,3600,3606,3635],[608,609,610,611,615,616,619],"p",{},"The ",[612,613,614],"code",{},"evlog\u002Fexpress"," middleware auto-creates a request-scoped logger on ",[612,617,618],{},"req.log"," and emits a wide event when the response finishes.",[621,622,625,628,653],"prompt",{":actions":623,"description":624,"icon":273},"[\"copy\",\"cursor\",\"claude\"]","Set up evlog in my Express app",[608,626,627],{},"Set up evlog in my Express app.",[629,630,631,635,638,641,644,647,650],"ul",{},[632,633,634],"li",{},"Install evlog: pnpm add evlog",[632,636,637],{},"Call initLogger({ env: { service: 'my-api' } }) at startup",[632,639,640],{},"Alternatively, use evlog\u002Fvite plugin in vite.config.ts for auto-init (replaces initLogger)",[632,642,643],{},"Import evlog middleware from 'evlog\u002Fexpress' and add app.use(evlog())",[632,645,646],{},"Access the logger via req.log in routes or useLogger() anywhere in the call stack",[632,648,649],{},"Use log.set() to accumulate context, throw createError() for structured errors",[632,651,652],{},"Optionally pass drain, enrich, include, and keep options to evlog()",[608,654,655,656,662,663],{},"Docs: ",[657,658,659],"a",{"href":659,"rel":660},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Fexpress",[661],"nofollow","\nAdapters: ",[657,664,665],{"href":665,"rel":666},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Foverview",[661],[668,669,25],"h2",{"id":670},"quick-start",[672,673,675],"h3",{"id":674},"_1-install","1. Install",[677,678,679,707,723,739],"code-group",{},[680,681,687],"pre",{"className":682,"code":683,"filename":684,"language":685,"meta":686,"style":686},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog express\n","pnpm","bash","",[612,688,689],{"__ignoreMap":686},[690,691,694,697,701,704],"span",{"class":692,"line":693},"line",1,[690,695,684],{"class":696},"sBMFI",[690,698,700],{"class":699},"sfazB"," add",[690,702,703],{"class":699}," evlog",[690,705,706],{"class":699}," express\n",[680,708,711],{"className":682,"code":709,"filename":710,"language":685,"meta":686,"style":686},"bun add evlog express\n","bun",[612,712,713],{"__ignoreMap":686},[690,714,715,717,719,721],{"class":692,"line":693},[690,716,710],{"class":696},[690,718,700],{"class":699},[690,720,703],{"class":699},[690,722,706],{"class":699},[680,724,727],{"className":682,"code":725,"filename":726,"language":685,"meta":686,"style":686},"yarn add evlog express\n","yarn",[612,728,729],{"__ignoreMap":686},[690,730,731,733,735,737],{"class":692,"line":693},[690,732,726],{"class":696},[690,734,700],{"class":699},[690,736,703],{"class":699},[690,738,706],{"class":699},[680,740,743],{"className":682,"code":741,"filename":742,"language":685,"meta":686,"style":686},"npm install evlog express\n","npm",[612,744,745],{"__ignoreMap":686},[690,746,747,749,752,754],{"class":692,"line":693},[690,748,742],{"class":696},[690,750,751],{"class":699}," install",[690,753,703],{"class":699},[690,755,706],{"class":699},[672,757,759],{"id":758},"_2-initialize-and-register-the-middleware","2. Initialize and register the middleware",[680,761,766],{"className":762,"code":763,"filename":764,"language":765,"meta":686,"style":686},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import express from 'express'\nimport { initLogger } from 'evlog'\nimport { evlog } from 'evlog\u002Fexpress'\n\ninitLogger({\n  env: { service: 'my-api' },\n})\n\nconst app = express()\n\napp.use(evlog())\n\napp.get('\u002Fhealth', (req, res) => {\n  req.log.set({ route: 'health' })\n  res.json({ ok: true })\n})\n\napp.listen(3000)\n","src\u002Findex.ts","typescript",[612,767,768,791,815,834,841,854,882,891,896,915,920,939,944,987,1024,1052,1059,1064],{"__ignoreMap":686},[690,769,770,774,778,781,785,788],{"class":692,"line":693},[690,771,773],{"class":772},"s7zQu","import",[690,775,777],{"class":776},"sTEyZ"," express ",[690,779,780],{"class":772},"from",[690,782,784],{"class":783},"sMK4o"," '",[690,786,787],{"class":699},"express",[690,789,790],{"class":783},"'\n",[690,792,794,796,799,802,805,808,810,813],{"class":692,"line":793},2,[690,795,773],{"class":772},[690,797,798],{"class":783}," {",[690,800,801],{"class":776}," initLogger",[690,803,804],{"class":783}," }",[690,806,807],{"class":772}," 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service",[690,870,863],{"class":783},[690,872,784],{"class":783},[690,874,875],{"class":699},"my-api",[690,877,878],{"class":783},"'",[690,880,881],{"class":783}," },\n",[690,883,885,888],{"class":692,"line":884},7,[690,886,887],{"class":783},"}",[690,889,890],{"class":776},")\n",[690,892,894],{"class":692,"line":893},8,[690,895,840],{"emptyLinePlaceholder":839},[690,897,899,903,906,909,912],{"class":692,"line":898},9,[690,900,902],{"class":901},"spNyl","const",[690,904,905],{"class":776}," app ",[690,907,908],{"class":783},"=",[690,910,911],{"class":846}," 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res",[690,979,980],{"class":783},")",[690,982,983],{"class":901}," =>",[690,985,986],{"class":783}," {\n",[690,988,990,993,995,998,1000,1003,1005,1008,1011,1013,1015,1018,1020,1022],{"class":692,"line":989},14,[690,991,992],{"class":776},"  req",[690,994,928],{"class":783},[690,996,997],{"class":776},"log",[690,999,928],{"class":783},[690,1001,1002],{"class":846},"set",[690,1004,850],{"class":859},[690,1006,1007],{"class":783},"{",[690,1009,1010],{"class":859}," route",[690,1012,863],{"class":783},[690,1014,784],{"class":783},[690,1016,1017],{"class":699},"health",[690,1019,878],{"class":783},[690,1021,804],{"class":783},[690,1023,890],{"class":859},[690,1025,1027,1030,1032,1035,1037,1039,1042,1044,1048,1050],{"class":692,"line":1026},15,[690,1028,1029],{"class":776},"  res",[690,1031,928],{"class":783},[690,1033,1034],{"class":846},"json",[690,1036,850],{"class":859},[690,1038,1007],{"class":783},[690,1040,1041],{"class":859}," ok",[690,1043,863],{"class":783},[690,1045,1047],{"class":1046},"sfNiH"," true",[690,1049,804],{"class":783},[690,1051,890],{"class":859},[690,1053,1055,1057],{"class":692,"line":1054},16,[690,1056,887],{"class":783},[690,1058,890],{"class":776},[690,1060,1062],{"class":692,"line":1061},17,[690,1063,840],{"emptyLinePlaceholder":839},[690,1065,1067,1069,1071,1074,1076,1080],{"class":692,"line":1066},18,[690,1068,925],{"class":776},[690,1070,928],{"class":783},[690,1072,1073],{"class":846},"listen",[690,1075,850],{"class":776},[690,1077,1079],{"class":1078},"sbssI","3000",[690,1081,890],{"class":776},[1083,1084,1086,1090,1091,1097,1098,1101,1102,1105],"callout",{"color":1085,"icon":558},"info",[1087,1088,1089],"strong",{},"Using Vite?"," The ",[657,1092,1093,1096],{"href":556},[612,1094,1095],{},"evlog\u002Fvite"," plugin"," replaces the ",[612,1099,1100],{},"initLogger()"," call with compile-time auto-initialization, strips ",[612,1103,1104],{},"log.debug()"," from production builds, and injects source locations.",[608,1107,1108,1109,1111],{},"The logger is available on ",[612,1110,618],{}," with full TypeScript support via module augmentation, so no extra type annotations are needed.",[668,1113,51],{"id":1114},"wide-events",[608,1116,1117],{},"Build up context progressively through your handler. One request = one wide event:",[680,1119,1121],{"className":762,"code":1120,"filename":764,"language":765,"meta":686,"style":686},"app.get('\u002Fusers\u002F:id', async (req, res) => {\n  const userId = req.params.id\n\n  req.log.set({ user: { id: userId } })\n\n  const user = await db.findUser(userId)\n  req.log.set({ user: { name: user.name, plan: user.plan } })\n\n  const orders = await db.findOrders(userId)\n  req.log.set({ orders: { count: orders.length, totalRevenue: sum(orders) } })\n\n  res.json({ user, orders })\n})\n",[612,1122,1123,1159,1183,1187,1223,1227,1253,1307,1311,1335,1393,1397,1419],{"__ignoreMap":686},[690,1124,1125,1127,1129,1131,1133,1135,1138,1140,1142,1145,1147,1149,1151,1153,1155,1157],{"class":692,"line":693},[690,1126,925],{"class":776},[690,1128,928],{"class":783},[690,1130,953],{"class":846},[690,1132,850],{"class":776},[690,1134,878],{"class":783},[690,1136,1137],{"class":699},"\u002Fusers\u002F:id",[690,1139,878],{"class":783},[690,1141,965],{"class":783},[690,1143,1144],{"class":901}," async",[690,1146,968],{"class":783},[690,1148,972],{"class":971},[690,1150,965],{"class":783},[690,1152,977],{"class":971},[690,1154,980],{"class":783},[690,1156,983],{"class":901},[690,1158,986],{"class":783},[690,1160,1161,1164,1167,1170,1173,1175,1178,1180],{"class":692,"line":793},[690,1162,1163],{"class":901},"  const",[690,1165,1166],{"class":776}," userId",[690,1168,1169],{"class":783}," =",[690,1171,1172],{"class":776}," 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finishes:",[680,1429,1432],{"className":682,"code":1430,"filename":1431,"language":685,"meta":686,"style":686},"14:58:15 INFO [my-api] GET \u002Fusers\u002Fusr_123 200 in 12ms\n  ├─ orders: count=2 totalRevenue=6298\n  ├─ user: id=usr_123 name=Alice plan=pro\n  └─ requestId: 4a8ff3a8-...\n","Terminal output",[612,1433,1434,1445,1465,1481],{"__ignoreMap":686},[690,1435,1436,1439,1442],{"class":692,"line":693},[690,1437,1438],{"class":696},"14:58:15",[690,1440,1441],{"class":699}," INFO",[690,1443,1444],{"class":776}," [my-api] GET \u002Fusers\u002Fusr_123 200 in 12ms\n",[690,1446,1447,1450,1453,1456,1459,1462],{"class":692,"line":793},[690,1448,1449],{"class":696},"  ├─",[690,1451,1452],{"class":699}," orders:",[690,1454,1455],{"class":699}," count=",[690,1457,1458],{"class":1078},"2",[690,1460,1461],{"class":699}," totalRevenue=",[690,1463,1464],{"class":1078},"6298\n",[690,1466,1467,1469,1472,1475,1478],{"class":692,"line":817},[690,1468,1449],{"class":696},[690,1470,1471],{"class":699}," user:",[690,1473,1474],{"class":699}," id=usr_123",[690,1476,1477],{"class":699}," name=Alice",[690,1479,1480],{"class":699}," plan=pro\n",[690,1482,1483,1486,1489],{"class":692,"line":836},[690,1484,1485],{"class":696},"  └─",[690,1487,1488],{"class":699}," requestId:",[690,1490,1491],{"class":699}," 4a8ff3a8-...\n",[668,1493,1495],{"id":1494},"uselogger","useLogger()",[608,1497,1498,1499,1501,1502,1504],{},"Use ",[612,1500,1495],{}," to access the request-scoped logger from anywhere in the call stack without passing ",[612,1503,972],{}," through your service layer:",[680,1506,1509],{"className":762,"code":1507,"filename":1508,"language":765,"meta":686,"style":686},"import { useLogger } from 'evlog\u002Fexpress'\n\nexport async function findUser(id: string) {\n  const log = useLogger()\n  log.set({ user: { id } })\n\n  const user = await db.findUser(id)\n  log.set({ user: { name: user.name, plan: user.plan } })\n\n  return user\n}\n","src\u002Fservices\u002Fuser.ts",[612,1510,1511,1530,1534,1561,1574,1601,1605,1627,1673,1677,1685],{"__ignoreMap":686},[690,1512,1513,1515,1517,1520,1522,1524,1526,1528],{"class":692,"line":693},[690,1514,773],{"class":772},[690,1516,798],{"class":783},[690,1518,1519],{"class":776}," useLogger",[690,1521,804],{"class":783},[690,1523,807],{"class":772},[690,1525,784],{"class":783},[690,1527,614],{"class":699},[690,1529,790],{"class":783},[690,1531,1532],{"class":692,"line":793},[690,1533,840],{"emptyLinePlaceholder":839},[690,1535,1536,1539,1541,1544,1547,1549,1552,1554,1557,1559],{"class":692,"line":817},[690,1537,1538],{"class":772},"export",[690,1540,1144],{"class":901},[690,1542,1543],{"class":901}," function",[690,1545,1546],{"class":846}," findUser",[690,1548,850],{"class":783},[690,1550,1551],{"class":971},"id",[690,1553,863],{"class":783},[690,1555,1556],{"class":696}," string",[690,1558,980],{"class":783},[690,1560,986],{"class":783},[690,1562,1563,1565,1568,1570,1572],{"class":692,"line":836},[690,1564,1163],{"class":901},[690,1566,1567],{"class":776}," log",[690,1569,1169],{"class":783},[690,1571,1519],{"class":846},[690,1573,914],{"class":859},[690,1575,1576,1579,1581,1583,1585,1587,1589,1591,1593,1595,1597,1599],{"class":692,"line":843},[690,1577,1578],{"class":776},"  log",[690,1580,928],{"class":783},[690,1582,1002],{"class":846},[690,1584,850],{"class":859},[690,1586,1007],{"class":783},[690,1588,1205],{"class":859},[690,1590,863],{"class":783},[690,1592,798],{"class":783},[690,1594,1212],{"class":776},[690,1596,804],{"class":783},[690,1598,804],{"class":783},[690,1600,890],{"class":859},[690,1602,1603],{"class":692,"line":856},[690,1604,840],{"emptyLinePlaceholder":839},[690,1606,1607,1609,1611,1613,1615,1617,1619,1621,1623,1625],{"class":692,"line":884},[690,1608,1163],{"class":901},[690,1610,1205],{"class":776},[690,1612,1169],{"class":783},[690,1614,1237],{"class":772},[690,1616,1240],{"class":776},[690,1618,928],{"class":783},[690,1620,1245],{"class":846},[690,1622,850],{"class":859},[690,1624,1551],{"class":776},[690,1626,890],{"class":859},[690,1628,1629,1631,1633,1635,1637,1639,1641,1643,1645,1647,1649,1651,1653,1655,1657,1659,1661,1663,1665,1667,1669,1671],{"class":692,"line":893},[690,1630,1578],{"class":776},[690,1632,928],{"class":783},[690,1634,1002],{"class":846},[690,1636,850],{"class":859},[690,1638,1007],{"class":783},[690,1640,1205],{"class":859},[690,1642,863],{"class":783},[690,1644,798],{"class":783},[690,1646,1277],{"class":859},[690,1648,863],{"class":783},[690,1650,1205],{"class":776},[690,1652,928],{"class":783},[690,1654,1286],{"class":776},[690,1656,965],{"class":783},[690,1658,1291],{"class":859},[690,1660,863],{"class":783},[690,1662,1205],{"class":776},[690,1664,928],{"class":783},[690,1666,1300],{"class":776},[690,1668,804],{"class":783},[690,1670,804],{"class":783},[690,1672,890],{"class":859},[690,1674,1675],{"class":692,"line":898},[690,1676,840],{"emptyLinePlaceholder":839},[690,1678,1679,1682],{"class":692,"line":917},[690,1680,1681],{"class":772},"  return",[690,1683,1684],{"class":776}," user\n",[690,1686,1687],{"class":692,"line":922},[690,1688,1689],{"class":783},"}\n",[680,1691,1693],{"className":762,"code":1692,"filename":764,"language":765,"meta":686,"style":686},"import { findUser } from '.\u002Fservices\u002Fuser'\n\napp.get('\u002Fusers\u002F:id', async (req, res) => {\n  const user = await findUser(req.params.id)\n  res.json(user)\n})\n",[612,1694,1695,1714,1718,1752,1778,1793],{"__ignoreMap":686},[690,1696,1697,1699,1701,1703,1705,1707,1709,1712],{"class":692,"line":693},[690,1698,773],{"class":772},[690,1700,798],{"class":783},[690,1702,1546],{"class":776},[690,1704,804],{"class":783},[690,1706,807],{"class":772},[690,1708,784],{"class":783},[690,1710,1711],{"class":699},".\u002Fservices\u002Fuser",[690,1713,790],{"class":783},[690,1715,1716],{"class":692,"line":793},[690,1717,840],{"emptyLinePlaceholder":839},[690,1719,1720,1722,1724,1726,1728,1730,1732,1734,1736,1738,1740,1742,1744,1746,1748,1750],{"class":692,"line":817},[690,1721,925],{"class":776},[690,1723,928],{"class":783},[690,1725,953],{"class":846},[690,1727,850],{"class":776},[690,1729,878],{"class":783},[690,1731,1137],{"class":699},[690,1733,878],{"class":783},[690,1735,965],{"class":783},[690,1737,1144],{"class":901},[690,1739,968],{"class":783},[690,1741,972],{"class":971},[690,1743,965],{"class":783},[690,1745,977],{"class":971},[690,1747,980],{"class":783},[690,1749,983],{"class":901},[690,1751,986],{"class":783},[690,1753,1754,1756,1758,1760,1762,1764,1766,1768,1770,1772,1774,1776],{"class":692,"line":836},[690,1755,1163],{"class":901},[690,1757,1205],{"class":776},[690,1759,1169],{"class":783},[690,1761,1237],{"class":772},[690,1763,1546],{"class":846},[690,1765,850],{"class":859},[690,1767,972],{"class":776},[690,1769,928],{"class":783},[690,1771,1177],{"class":776},[690,1773,928],{"class":783},[690,1775,1551],{"class":776},[690,1777,890],{"class":859},[690,1779,1780,1782,1784,1786,1788,1791],{"class":692,"line":843},[690,1781,1029],{"class":776},[690,1783,928],{"class":783},[690,1785,1034],{"class":846},[690,1787,850],{"class":859},[690,1789,1790],{"class":776},"user",[690,1792,890],{"class":859},[690,1794,1795,1797],{"class":692,"line":856},[690,1796,887],{"class":783},[690,1798,890],{"class":776},[608,1800,1801,1802,1804,1805,1807,1808,1810,1811,1814],{},"Both ",[612,1803,618],{}," and ",[612,1806,1495],{}," return the same logger instance. ",[612,1809,1495],{}," uses ",[612,1812,1813],{},"AsyncLocalStorage"," to propagate the logger across async boundaries.",[668,1816,1818,1819,980],{"id":1817},"background-work-logfork","Background work (",[612,1820,1821],{},"log.fork",[608,1823,1824,1825,1828,1829,1834,1835,1837,1838,1841,1842,1804,1845,1848,1849,1853],{},"Fire-and-forget async work that finishes ",[1087,1826,1827],{},"after"," the response can no longer update the request wide event (the logger is sealed after emit). Use ",[1087,1830,1831],{},[612,1832,1833],{},"req.log.fork(label, fn)"," so ",[612,1836,1495],{}," inside ",[612,1839,1840],{},"fn"," targets the forked logger, which emits its own event with ",[612,1843,1844],{},"operation",[612,1846,1847],{},"_parentRequestId",". See ",[657,1850,1852],{"href":1851},"\u002Flearn\u002Fwide-events#after-emit-sealing-and-background-work","After emit"," in Wide events.",[680,1855,1857],{"className":762,"code":1856,"filename":764,"language":765,"meta":686,"style":686},"import { evlog, useLogger } from 'evlog\u002Fexpress'\n\napp.use(evlog())\n\napp.post('\u002Forders', (req, res) => {\n  req.log.set({ orderId: 'ord_1' })\n  req.log.fork!('fulfill_order', async () => {\n    const log = useLogger()\n    log.set({ step: 'inventory_ok' })\n  })\n  res.json({ ok: true })\n})\n",[612,1858,1859,1881,1885,1899,1903,1937,1969,2005,2018,2047,2054,2076],{"__ignoreMap":686},[690,1860,1861,1863,1865,1867,1869,1871,1873,1875,1877,1879],{"class":692,"line":693},[690,1862,773],{"class":772},[690,1864,798],{"class":783},[690,1866,703],{"class":776},[690,1868,965],{"class":783},[690,1870,1519],{"class":776},[690,1872,804],{"class":783},[690,1874,807],{"class":772},[690,1876,784],{"class":783},[690,1878,614],{"class":699},[690,1880,790],{"class":783},[690,1882,1883],{"class":692,"line":793},[690,1884,840],{"emptyLinePlaceholder":839},[690,1886,1887,1889,1891,1893,1895,1897],{"class":692,"line":817},[690,1888,925],{"class":776},[690,1890,928],{"class":783},[690,1892,931],{"class":846},[690,1894,850],{"class":776},[690,1896,812],{"class":846},[690,1898,938],{"class":776},[690,1900,1901],{"class":692,"line":836},[690,1902,840],{"emptyLinePlaceholder":839},[690,1904,1905,1907,1909,1912,1914,1916,1919,1921,1923,1925,1927,1929,1931,1933,1935],{"class":692,"line":843},[690,1906,925],{"class":776},[690,1908,928],{"class":783},[690,1910,1911],{"class":846},"post",[690,1913,850],{"class":776},[690,1915,878],{"class":783},[690,1917,1918],{"class":699},"\u002Forders",[690,1920,878],{"class":783},[690,1922,965],{"class":783},[690,1924,968],{"class":783},[690,1926,972],{"class":971},[690,1928,965],{"class":783},[690,1930,977],{"class":971},[690,1932,980],{"class":783},[690,1934,983],{"class":901},[690,1936,986],{"class":783},[690,1938,1939,1941,1943,1945,1947,1949,1951,1953,1956,1958,1960,1963,1965,1967],{"class":692,"line":856},[690,1940,992],{"class":776},[690,1942,928],{"class":783},[690,1944,997],{"class":776},[690,1946,928],{"class":783},[690,1948,1002],{"class":846},[690,1950,850],{"class":859},[690,1952,1007],{"class":783},[690,1954,1955],{"class":859}," orderId",[690,1957,863],{"class":783},[690,1959,784],{"class":783},[690,1961,1962],{"class":699},"ord_1",[690,1964,878],{"class":783},[690,1966,804],{"class":783},[690,1968,890],{"class":859},[690,1970,1971,1973,1975,1977,1979,1982,1985,1987,1989,1992,1994,1996,1998,2001,2003],{"class":692,"line":884},[690,1972,992],{"class":776},[690,1974,928],{"class":783},[690,1976,997],{"class":776},[690,1978,928],{"class":783},[690,1980,1981],{"class":846},"fork",[690,1983,1984],{"class":783},"!",[690,1986,850],{"class":859},[690,1988,878],{"class":783},[690,1990,1991],{"class":699},"fulfill_order",[690,1993,878],{"class":783},[690,1995,965],{"class":783},[690,1997,1144],{"class":901},[690,1999,2000],{"class":783}," ()",[690,2002,983],{"class":901},[690,2004,986],{"class":783},[690,2006,2007,2010,2012,2014,2016],{"class":692,"line":893},[690,2008,2009],{"class":901},"    const",[690,2011,1567],{"class":776},[690,2013,1169],{"class":783},[690,2015,1519],{"class":846},[690,2017,914],{"class":859},[690,2019,2020,2023,2025,2027,2029,2031,2034,2036,2038,2041,2043,2045],{"class":692,"line":898},[690,2021,2022],{"class":776},"    log",[690,2024,928],{"class":783},[690,2026,1002],{"class":846},[690,2028,850],{"class":859},[690,2030,1007],{"class":783},[690,2032,2033],{"class":859}," step",[690,2035,863],{"class":783},[690,2037,784],{"class":783},[690,2039,2040],{"class":699},"inventory_ok",[690,2042,878],{"class":783},[690,2044,804],{"class":783},[690,2046,890],{"class":859},[690,2048,2049,2052],{"class":692,"line":917},[690,2050,2051],{"class":783},"  }",[690,2053,890],{"class":859},[690,2055,2056,2058,2060,2062,2064,2066,2068,2070,2072,2074],{"class":692,"line":922},[690,2057,1029],{"class":776},[690,2059,928],{"class":783},[690,2061,1034],{"class":846},[690,2063,850],{"class":859},[690,2065,1007],{"class":783},[690,2067,1041],{"class":859},[690,2069,863],{"class":783},[690,2071,1047],{"class":1046},[690,2073,804],{"class":783},[690,2075,890],{"class":859},[690,2077,2078,2080],{"class":692,"line":941},[690,2079,887],{"class":783},[690,2081,890],{"class":776},[668,2083,2085],{"id":2084},"error-handling","Error Handling",[608,2087,1498,2088,2091,2092,2095,2096,2099,2100,2103],{},[612,2089,2090],{},"createError"," for structured errors with ",[612,2093,2094],{},"why",", ",[612,2097,2098],{},"fix",", and ",[612,2101,2102],{},"link"," fields. Express uses a 4-argument error handler middleware:",[680,2105,2107],{"className":762,"code":2106,"filename":764,"language":765,"meta":686,"style":686},"import { createError, parseError } from 'evlog'\n\napp.get('\u002Fcheckout', () => {\n  throw createError({\n    message: 'Payment failed',\n    status: 402,\n    why: 'Card declined by issuer',\n    fix: 'Try a different payment method',\n    link: 'https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined',\n  })\n})\n\napp.use((err, req, res, next) => {\n  req.log.error(err)\n  const parsed = parseError(err)\n\n  res.status(parsed.status).json({\n    message: parsed.message,\n    why: parsed.why,\n    fix: parsed.fix,\n    link: parsed.link,\n  })\n})\n",[612,2108,2109,2133,2137,2162,2173,2190,2202,2218,2234,2250,2256,2262,2266,2300,2319,2336,2340,2368,2383,2398,2413,2428,2435],{"__ignoreMap":686},[690,2110,2111,2113,2115,2118,2120,2123,2125,2127,2129,2131],{"class":692,"line":693},[690,2112,773],{"class":772},[690,2114,798],{"class":783},[690,2116,2117],{"class":776}," createError",[690,2119,965],{"class":783},[690,2121,2122],{"class":776}," parseError",[690,2124,804],{"class":783},[690,2126,807],{"class":772},[690,2128,784],{"class":783},[690,2130,812],{"class":699},[690,2132,790],{"class":783},[690,2134,2135],{"class":692,"line":793},[690,2136,840],{"emptyLinePlaceholder":839},[690,2138,2139,2141,2143,2145,2147,2149,2152,2154,2156,2158,2160],{"class":692,"line":817},[690,2140,925],{"class":776},[690,2142,928],{"class":783},[690,2144,953],{"class":846},[690,2146,850],{"class":776},[690,2148,878],{"class":783},[690,2150,2151],{"class":699},"\u002Fcheckout",[690,2153,878],{"class":783},[690,2155,965],{"class":783},[690,2157,2000],{"class":783},[690,2159,983],{"class":901},[690,2161,986],{"class":783},[690,2163,2164,2167,2169,2171],{"class":692,"line":836},[690,2165,2166],{"class":772},"  throw",[690,2168,2117],{"class":846},[690,2170,850],{"class":859},[690,2172,853],{"class":783},[690,2174,2175,2178,2180,2182,2185,2187],{"class":692,"line":843},[690,2176,2177],{"class":859},"    message",[690,2179,863],{"class":783},[690,2181,784],{"class":783},[690,2183,2184],{"class":699},"Payment failed",[690,2186,878],{"class":783},[690,2188,2189],{"class":783},",\n",[690,2191,2192,2195,2197,2200],{"class":692,"line":856},[690,2193,2194],{"class":859},"    status",[690,2196,863],{"class":783},[690,2198,2199],{"class":1078}," 402",[690,2201,2189],{"class":783},[690,2203,2204,2207,2209,2211,2214,2216],{"class":692,"line":884},[690,2205,2206],{"class":859},"    why",[690,2208,863],{"class":783},[690,2210,784],{"class":783},[690,2212,2213],{"class":699},"Card declined by issuer",[690,2215,878],{"class":783},[690,2217,2189],{"class":783},[690,2219,2220,2223,2225,2227,2230,2232],{"class":692,"line":893},[690,2221,2222],{"class":859},"    fix",[690,2224,863],{"class":783},[690,2226,784],{"class":783},[690,2228,2229],{"class":699},"Try a different payment method",[690,2231,878],{"class":783},[690,2233,2189],{"class":783},[690,2235,2236,2239,2241,2243,2246,2248],{"class":692,"line":898},[690,2237,2238],{"class":859},"    link",[690,2240,863],{"class":783},[690,2242,784],{"class":783},[690,2244,2245],{"class":699},"https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined",[690,2247,878],{"class":783},[690,2249,2189],{"class":783},[690,2251,2252,2254],{"class":692,"line":917},[690,2253,2051],{"class":783},[690,2255,890],{"class":859},[690,2257,2258,2260],{"class":692,"line":922},[690,2259,887],{"class":783},[690,2261,890],{"class":776},[690,2263,2264],{"class":692,"line":941},[690,2265,840],{"emptyLinePlaceholder":839},[690,2267,2268,2270,2272,2274,2276,2278,2281,2283,2285,2287,2289,2291,2294,2296,2298],{"class":692,"line":946},[690,2269,925],{"class":776},[690,2271,928],{"class":783},[690,2273,931],{"class":846},[690,2275,850],{"class":776},[690,2277,850],{"class":783},[690,2279,2280],{"class":971},"err",[690,2282,965],{"class":783},[690,2284,1172],{"class":971},[690,2286,965],{"class":783},[690,2288,977],{"class":971},[690,2290,965],{"class":783},[690,2292,2293],{"class":971}," next",[690,2295,980],{"class":783},[690,2297,983],{"class":901},[690,2299,986],{"class":783},[690,2301,2302,2304,2306,2308,2310,2313,2315,2317],{"class":692,"line":989},[690,2303,992],{"class":776},[690,2305,928],{"class":783},[690,2307,997],{"class":776},[690,2309,928],{"class":783},[690,2311,2312],{"class":846},"error",[690,2314,850],{"class":859},[690,2316,2280],{"class":776},[690,2318,890],{"class":859},[690,2320,2321,2323,2326,2328,2330,2332,2334],{"class":692,"line":1026},[690,2322,1163],{"class":901},[690,2324,2325],{"class":776}," parsed",[690,2327,1169],{"class":783},[690,2329,2122],{"class":846},[690,2331,850],{"class":859},[690,2333,2280],{"class":776},[690,2335,890],{"class":859},[690,2337,2338],{"class":692,"line":1054},[690,2339,840],{"emptyLinePlaceholder":839},[690,2341,2342,2344,2346,2349,2351,2354,2356,2358,2360,2362,2364,2366],{"class":692,"line":1061},[690,2343,1029],{"class":776},[690,2345,928],{"class":783},[690,2347,2348],{"class":846},"status",[690,2350,850],{"class":859},[690,2352,2353],{"class":776},"parsed",[690,2355,928],{"class":783},[690,2357,2348],{"class":776},[690,2359,980],{"class":859},[690,2361,928],{"class":783},[690,2363,1034],{"class":846},[690,2365,850],{"class":859},[690,2367,853],{"class":783},[690,2369,2370,2372,2374,2376,2378,2381],{"class":692,"line":1066},[690,2371,2177],{"class":859},[690,2373,863],{"class":783},[690,2375,2325],{"class":776},[690,2377,928],{"class":783},[690,2379,2380],{"class":776},"message",[690,2382,2189],{"class":783},[690,2384,2386,2388,2390,2392,2394,2396],{"class":692,"line":2385},19,[690,2387,2206],{"class":859},[690,2389,863],{"class":783},[690,2391,2325],{"class":776},[690,2393,928],{"class":783},[690,2395,2094],{"class":776},[690,2397,2189],{"class":783},[690,2399,2401,2403,2405,2407,2409,2411],{"class":692,"line":2400},20,[690,2402,2222],{"class":859},[690,2404,863],{"class":783},[690,2406,2325],{"class":776},[690,2408,928],{"class":783},[690,2410,2098],{"class":776},[690,2412,2189],{"class":783},[690,2414,2416,2418,2420,2422,2424,2426],{"class":692,"line":2415},21,[690,2417,2238],{"class":859},[690,2419,863],{"class":783},[690,2421,2325],{"class":776},[690,2423,928],{"class":783},[690,2425,2102],{"class":776},[690,2427,2189],{"class":783},[690,2429,2431,2433],{"class":692,"line":2430},22,[690,2432,2051],{"class":783},[690,2434,890],{"class":859},[690,2436,2438,2440],{"class":692,"line":2437},23,[690,2439,887],{"class":783},[690,2441,890],{"class":776},[608,2443,2444],{},"The error is captured and logged with both the custom context and structured error fields:",[680,2446,2448],{"className":682,"code":2447,"filename":1431,"language":685,"meta":686,"style":686},"14:58:20 ERROR [my-api] GET \u002Fcheckout 402 in 3ms\n  ├─ error: name=EvlogError message=Payment failed status=402\n  └─ requestId: 880a50ac-...\n",[612,2449,2450,2461,2483],{"__ignoreMap":686},[690,2451,2452,2455,2458],{"class":692,"line":693},[690,2453,2454],{"class":696},"14:58:20",[690,2456,2457],{"class":699}," ERROR",[690,2459,2460],{"class":776}," [my-api] GET \u002Fcheckout 402 in 3ms\n",[690,2462,2463,2465,2468,2471,2474,2477,2480],{"class":692,"line":793},[690,2464,1449],{"class":696},[690,2466,2467],{"class":699}," error:",[690,2469,2470],{"class":699}," name=EvlogError",[690,2472,2473],{"class":699}," message=Payment",[690,2475,2476],{"class":699}," failed",[690,2478,2479],{"class":699}," status=",[690,2481,2482],{"class":1078},"402\n",[690,2484,2485,2487,2489],{"class":692,"line":817},[690,2486,1485],{"class":696},[690,2488,1488],{"class":699},[690,2490,2491],{"class":699}," 880a50ac-...\n",[668,2493,547],{"id":2494},"configuration",[608,2496,2497,2498,2501,2502,2504],{},"See the ",[657,2499,2500],{"href":548},"Configuration reference"," for all available options (",[612,2503,847],{},", middleware options, sampling, silent mode, etc.).",[668,2506,2508],{"id":2507},"drain-enrichers","Drain & Enrichers",[608,2510,2511],{},"Configure drain adapters and enrichers directly in the middleware options:",[680,2513,2515],{"className":762,"code":2514,"filename":764,"language":765,"meta":686,"style":686},"import { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createUserAgentEnricher } from 'evlog\u002Fenrichers'\n\nconst userAgent = createUserAgentEnricher()\n\napp.use(evlog({\n  drain: createAxiomDrain(),\n  enrich: (ctx) => {\n    userAgent(ctx)\n    ctx.event.region = process.env.FLY_REGION\n  },\n}))\n",[612,2516,2517,2537,2557,2561,2574,2578,2594,2608,2626,2637,2667,2672],{"__ignoreMap":686},[690,2518,2519,2521,2523,2526,2528,2530,2532,2535],{"class":692,"line":693},[690,2520,773],{"class":772},[690,2522,798],{"class":783},[690,2524,2525],{"class":776}," createAxiomDrain",[690,2527,804],{"class":783},[690,2529,807],{"class":772},[690,2531,784],{"class":783},[690,2533,2534],{"class":699},"evlog\u002Faxiom",[690,2536,790],{"class":783},[690,2538,2539,2541,2543,2546,2548,2550,2552,2555],{"class":692,"line":793},[690,2540,773],{"class":772},[690,2542,798],{"class":783},[690,2544,2545],{"class":776}," createUserAgentEnricher",[690,2547,804],{"class":783},[690,2549,807],{"class":772},[690,2551,784],{"class":783},[690,2553,2554],{"class":699},"evlog\u002Fenrichers",[690,2556,790],{"class":783},[690,2558,2559],{"class":692,"line":817},[690,2560,840],{"emptyLinePlaceholder":839},[690,2562,2563,2565,2568,2570,2572],{"class":692,"line":836},[690,2564,902],{"class":901},[690,2566,2567],{"class":776}," userAgent ",[690,2569,908],{"class":783},[690,2571,2545],{"class":846},[690,2573,914],{"class":776},[690,2575,2576],{"class":692,"line":843},[690,2577,840],{"emptyLinePlaceholder":839},[690,2579,2580,2582,2584,2586,2588,2590,2592],{"class":692,"line":856},[690,2581,925],{"class":776},[690,2583,928],{"class":783},[690,2585,931],{"class":846},[690,2587,850],{"class":776},[690,2589,812],{"class":846},[690,2591,850],{"class":776},[690,2593,853],{"class":783},[690,2595,2596,2599,2601,2603,2606],{"class":692,"line":884},[690,2597,2598],{"class":859},"  drain",[690,2600,863],{"class":783},[690,2602,2525],{"class":846},[690,2604,2605],{"class":776},"()",[690,2607,2189],{"class":783},[690,2609,2610,2613,2615,2617,2620,2622,2624],{"class":692,"line":893},[690,2611,2612],{"class":846},"  enrich",[690,2614,863],{"class":783},[690,2616,968],{"class":783},[690,2618,2619],{"class":971},"ctx",[690,2621,980],{"class":783},[690,2623,983],{"class":901},[690,2625,986],{"class":783},[690,2627,2628,2631,2633,2635],{"class":692,"line":898},[690,2629,2630],{"class":846},"    userAgent",[690,2632,850],{"class":859},[690,2634,2619],{"class":776},[690,2636,890],{"class":859},[690,2638,2639,2642,2644,2647,2649,2652,2654,2657,2659,2662,2664],{"class":692,"line":917},[690,2640,2641],{"class":776},"    ctx",[690,2643,928],{"class":783},[690,2645,2646],{"class":776},"event",[690,2648,928],{"class":783},[690,2650,2651],{"class":776},"region",[690,2653,1169],{"class":783},[690,2655,2656],{"class":776}," process",[690,2658,928],{"class":783},[690,2660,2661],{"class":776},"env",[690,2663,928],{"class":783},[690,2665,2666],{"class":776},"FLY_REGION\n",[690,2668,2669],{"class":692,"line":922},[690,2670,2671],{"class":783},"  },\n",[690,2673,2674,2676],{"class":692,"line":941},[690,2675,887],{"class":783},[690,2677,2678],{"class":776},"))\n",[672,2680,2682],{"id":2681},"pipeline-batching-retry","Pipeline (Batching & Retry)",[608,2684,2685,2686,2689],{},"For production, wrap your adapter with ",[612,2687,2688],{},"createDrainPipeline"," to batch events and retry on failure:",[680,2691,2693],{"className":762,"code":2692,"filename":764,"language":765,"meta":686,"style":686},"import type { DrainContext } from 'evlog'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 50, intervalMs: 5000 },\n  retry: { maxAttempts: 3 },\n})\nconst drain = pipeline(createAxiomDrain())\n\napp.use(evlog({ drain }))\n",[612,2694,2695,2717,2735,2755,2759,2783,2812,2831,2837,2856,2860],{"__ignoreMap":686},[690,2696,2697,2699,2702,2704,2707,2709,2711,2713,2715],{"class":692,"line":693},[690,2698,773],{"class":772},[690,2700,2701],{"class":772}," type",[690,2703,798],{"class":783},[690,2705,2706],{"class":776}," DrainContext",[690,2708,804],{"class":783},[690,2710,807],{"class":772},[690,2712,784],{"class":783},[690,2714,812],{"class":699},[690,2716,790],{"class":783},[690,2718,2719,2721,2723,2725,2727,2729,2731,2733],{"class":692,"line":793},[690,2720,773],{"class":772},[690,2722,798],{"class":783},[690,2724,2525],{"class":776},[690,2726,804],{"class":783},[690,2728,807],{"class":772},[690,2730,784],{"class":783},[690,2732,2534],{"class":699},[690,2734,790],{"class":783},[690,2736,2737,2739,2741,2744,2746,2748,2750,2753],{"class":692,"line":817},[690,2738,773],{"class":772},[690,2740,798],{"class":783},[690,2742,2743],{"class":776}," createDrainPipeline",[690,2745,804],{"class":783},[690,2747,807],{"class":772},[690,2749,784],{"class":783},[690,2751,2752],{"class":699},"evlog\u002Fpipeline",[690,2754,790],{"class":783},[690,2756,2757],{"class":692,"line":836},[690,2758,840],{"emptyLinePlaceholder":839},[690,2760,2761,2763,2766,2768,2770,2773,2776,2779,2781],{"class":692,"line":843},[690,2762,902],{"class":901},[690,2764,2765],{"class":776}," pipeline ",[690,2767,908],{"class":783},[690,2769,2743],{"class":846},[690,2771,2772],{"class":783},"\u003C",[690,2774,2775],{"class":696},"DrainContext",[690,2777,2778],{"class":783},">",[690,2780,850],{"class":776},[690,2782,853],{"class":783},[690,2784,2785,2788,2790,2792,2795,2797,2800,2802,2805,2807,2810],{"class":692,"line":856},[690,2786,2787],{"class":859},"  batch",[690,2789,863],{"class":783},[690,2791,798],{"class":783},[690,2793,2794],{"class":859}," size",[690,2796,863],{"class":783},[690,2798,2799],{"class":1078}," 50",[690,2801,965],{"class":783},[690,2803,2804],{"class":859}," intervalMs",[690,2806,863],{"class":783},[690,2808,2809],{"class":1078}," 5000",[690,2811,881],{"class":783},[690,2813,2814,2817,2819,2821,2824,2826,2829],{"class":692,"line":884},[690,2815,2816],{"class":859},"  retry",[690,2818,863],{"class":783},[690,2820,798],{"class":783},[690,2822,2823],{"class":859}," maxAttempts",[690,2825,863],{"class":783},[690,2827,2828],{"class":1078}," 3",[690,2830,881],{"class":783},[690,2832,2833,2835],{"class":692,"line":893},[690,2834,887],{"class":783},[690,2836,890],{"class":776},[690,2838,2839,2841,2844,2846,2849,2851,2854],{"class":692,"line":898},[690,2840,902],{"class":901},[690,2842,2843],{"class":776}," drain ",[690,2845,908],{"class":783},[690,2847,2848],{"class":846}," pipeline",[690,2850,850],{"class":776},[690,2852,2853],{"class":846},"createAxiomDrain",[690,2855,938],{"class":776},[690,2857,2858],{"class":692,"line":917},[690,2859,840],{"emptyLinePlaceholder":839},[690,2861,2862,2864,2866,2868,2870,2872,2874,2876,2878,2880],{"class":692,"line":922},[690,2863,925],{"class":776},[690,2865,928],{"class":783},[690,2867,931],{"class":846},[690,2869,850],{"class":776},[690,2871,812],{"class":846},[690,2873,850],{"class":776},[690,2875,1007],{"class":783},[690,2877,2843],{"class":776},[690,2879,887],{"class":783},[690,2881,2678],{"class":776},[1083,2883,2884,2885,2888,2889,2892],{"color":1085,"icon":13},"Call ",[612,2886,2887],{},"drain.flush()"," on server shutdown to ensure all buffered events are sent. See the ",[657,2890,2891],{"href":535},"Pipeline docs"," for all options.",[668,2894,2896],{"id":2895},"tail-sampling","Tail Sampling",[608,2898,1498,2899,2902],{},[612,2900,2901],{},"keep"," to force-retain specific events regardless of head sampling:",[680,2904,2906],{"className":762,"code":2905,"filename":764,"language":765,"meta":686,"style":686},"app.use(evlog({\n  drain: createAxiomDrain(),\n  keep: (ctx) => {\n    if (ctx.duration && ctx.duration > 2000) ctx.shouldKeep = true\n  },\n}))\n",[612,2907,2908,2924,2936,2953,2997,3001],{"__ignoreMap":686},[690,2909,2910,2912,2914,2916,2918,2920,2922],{"class":692,"line":693},[690,2911,925],{"class":776},[690,2913,928],{"class":783},[690,2915,931],{"class":846},[690,2917,850],{"class":776},[690,2919,812],{"class":846},[690,2921,850],{"class":776},[690,2923,853],{"class":783},[690,2925,2926,2928,2930,2932,2934],{"class":692,"line":793},[690,2927,2598],{"class":859},[690,2929,863],{"class":783},[690,2931,2525],{"class":846},[690,2933,2605],{"class":776},[690,2935,2189],{"class":783},[690,2937,2938,2941,2943,2945,2947,2949,2951],{"class":692,"line":817},[690,2939,2940],{"class":846},"  keep",[690,2942,863],{"class":783},[690,2944,968],{"class":783},[690,2946,2619],{"class":971},[690,2948,980],{"class":783},[690,2950,983],{"class":901},[690,2952,986],{"class":783},[690,2954,2955,2958,2960,2962,2964,2967,2970,2973,2975,2977,2980,2983,2985,2987,2989,2992,2994],{"class":692,"line":836},[690,2956,2957],{"class":772},"    if",[690,2959,968],{"class":859},[690,2961,2619],{"class":776},[690,2963,928],{"class":783},[690,2965,2966],{"class":776},"duration",[690,2968,2969],{"class":783}," &&",[690,2971,2972],{"class":776}," ctx",[690,2974,928],{"class":783},[690,2976,2966],{"class":776},[690,2978,2979],{"class":783}," >",[690,2981,2982],{"class":1078}," 2000",[690,2984,1386],{"class":859},[690,2986,2619],{"class":776},[690,2988,928],{"class":783},[690,2990,2991],{"class":776},"shouldKeep",[690,2993,1169],{"class":783},[690,2995,2996],{"class":1046}," true\n",[690,2998,2999],{"class":692,"line":843},[690,3000,2671],{"class":783},[690,3002,3003,3005],{"class":692,"line":856},[690,3004,887],{"class":783},[690,3006,2678],{"class":776},[668,3008,3010],{"id":3009},"route-filtering","Route Filtering",[608,3012,3013,3014,1804,3017,3020],{},"Control which routes are logged with ",[612,3015,3016],{},"include",[612,3018,3019],{},"exclude"," patterns:",[680,3022,3024],{"className":762,"code":3023,"filename":764,"language":765,"meta":686,"style":686},"app.use(evlog({\n  include: ['\u002Fapi\u002F**'],\n  exclude: ['\u002F_internal\u002F**', '\u002Fhealth'],\n  routes: {\n    '\u002Fapi\u002Fauth\u002F**': { service: 'auth-service' },\n    '\u002Fapi\u002Fpayment\u002F**': { service: 'payment-service' },\n  },\n}))\n",[612,3025,3026,3042,3064,3092,3101,3128,3154,3158],{"__ignoreMap":686},[690,3027,3028,3030,3032,3034,3036,3038,3040],{"class":692,"line":693},[690,3029,925],{"class":776},[690,3031,928],{"class":783},[690,3033,931],{"class":846},[690,3035,850],{"class":776},[690,3037,812],{"class":846},[690,3039,850],{"class":776},[690,3041,853],{"class":783},[690,3043,3044,3047,3049,3052,3054,3057,3059,3062],{"class":692,"line":793},[690,3045,3046],{"class":859},"  include",[690,3048,863],{"class":783},[690,3050,3051],{"class":776}," [",[690,3053,878],{"class":783},[690,3055,3056],{"class":699},"\u002Fapi\u002F**",[690,3058,878],{"class":783},[690,3060,3061],{"class":776},"]",[690,3063,2189],{"class":783},[690,3065,3066,3069,3071,3073,3075,3078,3080,3082,3084,3086,3088,3090],{"class":692,"line":817},[690,3067,3068],{"class":859},"  exclude",[690,3070,863],{"class":783},[690,3072,3051],{"class":776},[690,3074,878],{"class":783},[690,3076,3077],{"class":699},"\u002F_internal\u002F**",[690,3079,878],{"class":783},[690,3081,965],{"class":783},[690,3083,784],{"class":783},[690,3085,960],{"class":699},[690,3087,878],{"class":783},[690,3089,3061],{"class":776},[690,3091,2189],{"class":783},[690,3093,3094,3097,3099],{"class":692,"line":836},[690,3095,3096],{"class":859},"  routes",[690,3098,863],{"class":783},[690,3100,986],{"class":783},[690,3102,3103,3106,3109,3111,3113,3115,3117,3119,3121,3124,3126],{"class":692,"line":843},[690,3104,3105],{"class":783},"    '",[690,3107,3108],{"class":859},"\u002Fapi\u002Fauth\u002F**",[690,3110,878],{"class":783},[690,3112,863],{"class":783},[690,3114,798],{"class":783},[690,3116,868],{"class":859},[690,3118,863],{"class":783},[690,3120,784],{"class":783},[690,3122,3123],{"class":699},"auth-service",[690,3125,878],{"class":783},[690,3127,881],{"class":783},[690,3129,3130,3132,3135,3137,3139,3141,3143,3145,3147,3150,3152],{"class":692,"line":856},[690,3131,3105],{"class":783},[690,3133,3134],{"class":859},"\u002Fapi\u002Fpayment\u002F**",[690,3136,878],{"class":783},[690,3138,863],{"class":783},[690,3140,798],{"class":783},[690,3142,868],{"class":859},[690,3144,863],{"class":783},[690,3146,784],{"class":783},[690,3148,3149],{"class":699},"payment-service",[690,3151,878],{"class":783},[690,3153,881],{"class":783},[690,3155,3156],{"class":692,"line":884},[690,3157,2671],{"class":783},[690,3159,3160,3162],{"class":692,"line":893},[690,3161,887],{"class":783},[690,3163,2678],{"class":776},[668,3165,3167],{"id":3166},"client-side-logging","Client-Side Logging",[608,3169,1498,3170,3173],{},[612,3171,3172],{},"evlog\u002Fhttp"," to send structured logs from any frontend to your Express server. 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