separate file for latest satuses

api/index.ts

@@ -0,0 +1,96 @@
+import { readFileSync } from "node:fs"
+import { dirname, join } from "node:path"
+import { fileURLToPath } from "node:url"
+import type { VercelRequest, VercelResponse } from "@vercel/node"
+import type { StatusCheck } from "../lib/types"
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = dirname(__filename)
+
+interface ServiceStatus {
+  service: string
+  status: "ok" | "error"
+  error?: string
+  lastChecked: string
+}
+
+interface ApiResponse {
+  timestamp: string
+  services: ServiceStatus[]
+}
+
+const VALID_SERVICES = [
+  "registry-api",
+  "autorouting-api",
+  "freerouting-cluster",
+  "jlcsearch-api",
+  "registry_bundling",
+  "fly_registry_api",
+  "compile_api",
+  "svg_service",
+  "png_service",
+  "browser_preview",
+  "tscircuit_package",
+  "usercode_api",
+]
+
+function getLatestStatuses(): StatusCheck | null {
+  const filePath = join(__dirname, "..", "latest_statuses.jsonl")
+  const content = readFileSync(filePath, "utf-8").trim()
+  if (!content) return null
+  const parsed = JSON.parse(content)
+  return parsed
+}
+
+export default function handler(req: VercelRequest, res: VercelResponse) {
+  const service = req.query.service as string | undefined
+
+  const latestStatus = getLatestStatuses()
+
+  if (!latestStatus) {
+    return res.status(404).json({ error: "No status data available" })
+  }
+
+  if (service) {
+    if (!VALID_SERVICES.includes(service)) {
+      return res.status(400).json({
+        error: "Invalid service",
+        validServices: VALID_SERVICES,
+      })
+    }
+
+    const serviceData = latestStatus.checks.find((c) => c.service === service)
+
+    if (!serviceData) {
+      return res.status(404).json({
+        error: `Service '${service}' not found in latest check`,
+      })
+    }
+
+    const response: ApiResponse = {
+      timestamp: latestStatus.timestamp,
+      services: [
+        {
+          service: serviceData.service,
+          status: serviceData.status,
+          ...(serviceData.error && { error: serviceData.error }),
+          lastChecked: latestStatus.timestamp,
+        },
+      ],
+    }
+
+    return res.status(200).json(response)
+  }
+
+  const response: ApiResponse = {
+    timestamp: latestStatus.timestamp,
+    services: latestStatus.checks.map((c) => ({
+      service: c.service,
+      status: c.status,
+      ...(c.error && { error: c.error }),
+      lastChecked: latestStatus.timestamp,
+    })),
+  }
+
+  return res.status(200).json(response)
+}

latest_statuses.jsonl

@@ -0,0 +1 @@
+{"timestamp":"2026-01-13T17:02:07.085Z","checks":[{"service":"registry-api","status":"ok"},{"service":"autorouting-api","status":"ok"},{"service":"freerouting-cluster","status":"ok"},{"service":"jlcsearch-api","status":"error","error":"JLC Search API Health Check Failed"},{"service":"registry_bundling","status":"ok"},{"service":"fly_registry_api","status":"ok"},{"service":"compile_api","status":"ok"},{"service":"svg_service","status":"ok"},{"service":"png_service","status":"ok"},{"service":"browser_preview","status":"error","error":"Browser Preview Health Check Failed"},{"service":"tscircuit_package","status":"error","error":"tscircuit package health check failed: Command failed: tscircuit build ./index.tsx --ignore-errors"},{"service":"usercode_api","status":"error","error":"Usercode job timed out"}]}

package.json

@@ -12,6 +12,7 @@
     "@types/bun": "latest",
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",
+    "@vercel/node": "^5.5.17",
     "ky": "^1.7.2",
     "react": "^18.3.1",
     "react-dom": "^18.3.1"

scripts/run-checks-and-write-log.ts

@@ -77,6 +77,12 @@ async function runChecksAndWriteLog() {
   // Append to statuses.jsonl
   fs.appendFileSync("./statuses.jsonl", `${JSON.stringify(statusCheck)}\n`)
 
+  // Write latest status to separate file for API consumption
+  fs.writeFileSync(
+    "./latest_statuses.jsonl",
+    `${JSON.stringify(statusCheck)}\n`,
+  )
+
   // Limit to 2 weeks of logs
   const twoWeeksAgo = new Date()
   twoWeeksAgo.setDate(twoWeeksAgo.getDate() - 14)

vercel.json

@@ -0,0 +1,7 @@
+{
+  "functions": {
+    "api/index.ts": {
+      "includeFiles": "latest_statuses.jsonl"
+    }
+  }
+}