snapshot of https://github.com/shadcn-ui/ui.git (main, 2026-09-15; blobs > 131072B omitted)

apps/v4/app/r/registries.json/route.ts

@@ -0,0 +1,65 @@
+import { NextResponse } from "next/server"
+
+import {
+  createPublicRegistryDirectory,
+  registryDirectorySchema,
+} from "@/lib/registry-directory"
+import { loadRegistryHealthSnapshot } from "@/lib/registry-health/blob"
+import directory from "@/registry/directory.json"
+
+export const dynamic = "force-static"
+export const revalidate = 300
+
+const SNAPSHOT_STALE_AFTER_MS = 6 * 60 * 60 * 1000
+const SNAPSHOT_TIMEOUT_MS = 2500
+const registries = createPublicRegistryDirectory(
+  registryDirectorySchema.parse(directory)
+)
+
+async function getHealthSnapshot() {
+  const controller = new AbortController()
+  const timeout = setTimeout(() => controller.abort(), SNAPSHOT_TIMEOUT_MS)
+
+  try {
+    const snapshot = await loadRegistryHealthSnapshot({
+      token: process.env.BLOB_READ_WRITE_TOKEN,
+      storeId:
+        process.env.REGISTRY_HEALTH_BLOB_STORE_ID || process.env.BLOB_STORE_ID,
+      abortSignal: controller.signal,
+    })
+    if (!snapshot) throw new Error("missing_snapshot")
+
+    const age = Date.now() - new Date(snapshot.generatedAt).getTime()
+    if (age < 0 || age > SNAPSHOT_STALE_AFTER_MS) {
+      throw new Error("stale_snapshot")
+    }
+
+    return snapshot
+  } catch (error) {
+    console.warn(
+      "Registry health snapshot unavailable:",
+      error instanceof Error ? error.message : "unknown_error"
+    )
+    return null
+  } finally {
+    clearTimeout(timeout)
+  }
+}
+
+export async function GET() {
+  if (process.env.REGISTRY_HEALTH_ENABLED !== "1") {
+    return NextResponse.json(registries)
+  }
+
+  const snapshot = await getHealthSnapshot()
+  if (!snapshot) {
+    return NextResponse.json(registries)
+  }
+
+  return NextResponse.json(
+    registries.map((registry) => {
+      const health = snapshot.registries[registry.name]
+      return health ? { ...registry, health } : registry
+    })
+  )
+}