Add streaming capabilities and improve API stability and security

Introduce streaming for AI job execution, implement rate limiting for API endpoints, enhance CORS configuration, and refactor event handling.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 418bf6f8-212b-4bb0-a7a5-8231a061da4e
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 2967540c-7b01-4168-87be-fde774e32494
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/9f85e954-647c-46a5-90a7-396e495a805a/418bf6f8-212b-4bb0-a7a5-8231a061da4e/Q83Uqvu
Replit-Helium-Checkpoint-Created: true

artifacts/api-server/package.json

@@ -10,19 +10,22 @@
     "smoke": "tsx ./src/smoke.ts"
   },
   "dependencies": {
-    "@workspace/db": "workspace:*",
     "@workspace/api-zod": "workspace:*",
+    "@workspace/db": "workspace:*",
     "@workspace/integrations-anthropic-ai": "workspace:*",
+    "cookie-parser": "^1.4.7",
+    "cors": "^2",
     "drizzle-orm": "catalog:",
     "express": "^5",
-    "cookie-parser": "^1.4.7",
-    "cors": "^2"
+    "express-rate-limit": "^8.3.1",
+    "ws": "^8.19.0"
   },
   "devDependencies": {
-    "@types/node": "catalog:",
-    "@types/express": "^5.0.6",
-    "@types/cors": "^2.8.19",
     "@types/cookie-parser": "^1.4.10",
+    "@types/cors": "^2.8.19",
+    "@types/express": "^5.0.6",
+    "@types/node": "catalog:",
+    "@types/ws": "^8.18.1",
     "esbuild": "^0.27.3",
     "tsx": "catalog:"
   }