🚀 feat: Add health check configuration for API service in Dockerfile and docker-compose.yml

Dockerfile

@@ -21,7 +21,7 @@ RUN \
     npm config set fetch-retries 5 ; \
     npm config set fetch-retry-mintimeout 15000 ; \
     npm install --no-audit; \
-    # React client build
+    # Build React client
     NODE_OPTIONS="--max-old-space-size=2048" npm run frontend; \
     npm prune --production; \
     npm cache clean --force
@@ -31,6 +31,12 @@ RUN mkdir -p /app/client/public/images /app/api/logs
 # Node API setup
 EXPOSE 3080
 ENV HOST=0.0.0.0
+
+# Define a health check
+HEALTHCHECK --interval=10s --timeout=5s --start-period=30s --retries=3 \
+  CMD curl -f http://localhost:3080/health
+
+# Start the backend service
 CMD ["npm", "run", "backend"]
 
 # Optional: for client with nginx routing

docker-compose.yml

@@ -1,5 +1,5 @@
 # Do not edit this file directly. Use a ‘docker-compose.override.yaml’ file if you can.
-# Refer to `docker-compose.override.yaml.example’ for some sample configurations.
+# Refer to `docker-compose.override.yaml.example` for some sample configurations.
 
 services:
   api:
@@ -27,6 +27,13 @@ services:
       - ./images:/app/client/public/images
       - ./uploads:/app/uploads
       - ./logs:/app/api/logs
+    healthcheck:
+      test: [ "CMD", "curl", "-f", "http://api:${PORT}/health" ]
+      interval: 10s
+      timeout: 5s
+      retries: 3
+      start_period: 30s
+
   mongodb:
     container_name: chat-mongodb
     image: mongo