Commit

backend/entrypoint.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
-# Start the backend server in the background
+
+# Start the backend server
 node /backend/server.js &
-# Start Nginx in the foreground
-nginx -g "daemon off;"
+
+# Start nginx in the foreground
+nginx -g 'daemon off;'

docker/Dockerfile

@@ -1,40 +1,27 @@
 # Build frontend
-FROM ubuntu:20.04 AS frontend-build
+FROM node:18-alpine AS frontend-build
 WORKDIR /app
-# Install Node.js
-RUN apt-get update && apt-get install -y curl && \
-    curl -sL https://deb.nodesource.com/setup_18.x | bash - && \
-    apt-get install -y nodejs && \
-    rm -rf /var/lib/apt/lists/*
 COPY frontend/package*.json ./frontend/
 RUN npm --prefix frontend install
 COPY frontend/ ./frontend/
 RUN npm --prefix frontend run build
 
 # Build backend
-FROM ubuntu:20.04 AS backend-build
+FROM node:18-alpine AS backend-build
 WORKDIR /backend
-# Install Node.js
-RUN apt-get update && apt-get install -y curl && \
-    curl -sL https://deb.nodesource.com/setup_18.x | bash - && \
-    apt-get install -y nodejs && \
-    rm -rf /var/lib/apt/lists/*
 COPY backend/package*.json ./
 RUN npm install
 COPY backend/ .
 
-# Production image
-FROM ubuntu:20.04
-# Install Node.js and Nginx
-RUN apt-get update && apt-get install -y curl nginx && \
-    curl -sL https://deb.nodesource.com/setup_18.x | bash - && \
-    apt-get install -y nodejs && \
-    rm -rf /var/lib/apt/lists/*
-# Copy frontend and backend
+# Production image using nginx:alpine
+FROM nginx:alpine
+COPY docker/nginx.conf /etc/nginx/nginx.conf
 COPY --from=frontend-build /app/frontend/dist /usr/share/nginx/html
 COPY --from=backend-build /backend /backend
-# Copy entrypoint script
-COPY backend/entrypoint.sh /backend/entrypoint.sh
+COPY --from=backend-build /backend/entrypoint.sh /backend/entrypoint.sh
+
+# Make entrypoint.sh executable
 RUN chmod +x /backend/entrypoint.sh
-# Start backend and frontend servers using entrypoint script
-CMD ["/backend/entrypoint.sh"]
+
+# Use entrypoint script to start backend and frontend servers
+ENTRYPOINT ["/backend/entrypoint.sh"]

docker/nginx.conf

@@ -7,7 +7,7 @@ server {
     root /usr/share/nginx/html;
     index index.html;
 
-    # Frontend routes
+    # Frontend routes (SPA)
     location / {
         try_files $uri /index.html;
     }
@@ -19,5 +19,13 @@ server {
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection "upgrade";
         proxy_set_header Host $host;
+        proxy_redirect off;  # Disable automatic redirects by the backend (if any)
+    }
+
+    # Optional: Custom error handling
+    error_page 404 /404.html;
+    error_page 500 502 503 504 /50x.html;
+    location = /50x.html {
+        root /usr/share/nginx/html;
     }
 }