Dockerfile

@@ -0,0 +1,6 @@
+FROM docker.io/library/node:22-alpine
+LABEL org.opencontainers.image.source https://gianet.us/codyops/nucleus
+COPY . /opt
+WORKDIR /opt
+RUN npm run build
+CMD npm run start

package.json

@@ -4,7 +4,7 @@
   "description": "CodyOps Nucleus",
   "main": "dist/index.js",
   "scripts": {
-    "build": "npx tsc",
+    "build": "npm i && npx tsc",
     "start": "node dist/main.js",
     "dev": "tsc-watch --noClear --onSuccess 'node ./dist/main.js'"
   },

src/main.ts

@@ -35,6 +35,23 @@ app.post(`/${processor}`, jsonParser, async (req: Request, res: Response) => {
   res.sendStatus(201);
 })
 
-app.listen(port, () => {
+const server = app.listen(port, () => {
   console.log('Serving function...');
-});
+});
+
+function shutdown(signal: string) {
+  console.log(`Received ${signal}. Shutting down gracefully...`);
+  
+  server.close(() => {
+    console.log('HTTP server closed.');
+    process.exit(0);
+  });
+
+  setTimeout(() => {
+    console.error('Forced shutdown due to timeout.');
+    process.exit(1);
+  }, 10000);
+}
+
+process.on('SIGTERM', () => shutdown('SIGTERM'));
+process.on('SIGINT', () => shutdown('SIGINT')); // Handles Ctrl+C