Add market watch and match hub workflows

server/worker.ts

@@ -9,6 +9,20 @@ function sleep(ms: number) {
   return new Promise((resolve) => setTimeout(resolve, ms));
 }
 
+function isRetriableBackgroundError(error: unknown) {
+  if (!(error instanceof Error)) return false;
+  return (
+    error.message.startsWith("Request timed out after ") ||
+    error.message.includes("fetch failed") ||
+    error.message.includes("ECONNRESET") ||
+    error.message.includes("ETIMEDOUT") ||
+    error.message.includes("429") ||
+    error.message.includes("502") ||
+    error.message.includes("503") ||
+    error.message.includes("504")
+  );
+}
+
 async function workOnce() {
   await db.failExhaustedBackgroundTasks();
   await db.requeueStaleBackgroundTasks(new Date(Date.now() - ENV.backgroundTaskStaleMs));
@@ -31,9 +45,21 @@ async function workOnce() {
     }
   } catch (error) {
     const message = error instanceof Error ? error.message : "Unknown background task error";
-    await db.failBackgroundTask(task.id, message);
-    await db.failVisionTestRun(task.id, message);
-    console.error(`[worker] task ${task.id} failed:`, error);
+    if (isRetriableBackgroundError(error) && task.attempts < task.maxAttempts) {
+      const nextAttempt = task.attempts + 1;
+      const delayMs = Math.min(30_000, 5_000 * task.attempts);
+      await db.rescheduleBackgroundTask(task.id, {
+        progress: 15,
+        message: `请求超时，已自动重试（第 ${nextAttempt}/${task.maxAttempts} 次尝试）`,
+        error: message,
+        delayMs,
+      });
+      console.warn(`[worker] task ${task.id} rescheduled after retriable error:`, error);
+    } else {
+      await db.failBackgroundTask(task.id, message);
+      await db.failVisionTestRun(task.id, message);
+      console.error(`[worker] task ${task.id} failed:`, error);
+    }
   } finally {
     clearInterval(heartbeatTimer);
   }