diff --git a/docker-compose.override.yml b/docker-compose.override.yml
new file mode 100644
index 0000000..af8b733
--- /dev/null
+++ b/docker-compose.override.yml
@@ -0,0 +1,11 @@
+version: "3.9"
+
+services:
+  node:
+    ports:
+      - "3000:3000"
+    volumes:
+      - ./node-api/index.js:/app/index.js:ro
+      - ./node-api/src:/app/src:ro
+      - ./frontend/dist:/app/public:ro
+
diff --git a/docker-compose.yml b/docker-compose.yml
index d156630..67a4ad1 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -19,8 +19,10 @@ services:
       - PGUSER=radius
       - PGPASSWORD=radius
     networks:
-      - radius_net
-      - principal
+      radius_net:
+      principal:
+        aliases:
+          - radiusnucleo-node
 
   freeradius:
     build: ./freeradius
diff --git a/node-api/src/app.js b/node-api/src/app.js
index 6243309..955c1fc 100644
--- a/node-api/src/app.js
+++ b/node-api/src/app.js
@@ -20,10 +20,12 @@ export function createApp() {
   // REST API
   app.use('/api', apiRouter);
 
+  // Simple health endpoint for reverse proxies / checks
+  app.get('/healthz', (_req, res) => res.json({ ok: true }));
+
   app.get('/', (_req, res) => {
     res.sendFile(path.join(__dirname, '..', 'public', 'index.html'));
   });
 
   return app;
 }
-