fix: add proper Dockerfiles for backend and frontend, simplify docker-compose

backend/Dockerfile

@@ -1,47 +1,15 @@
-# Build stage
-FROM node:20-alpine AS builder
-
-WORKDIR /app
-
-# Copy package files
-COPY package*.json ./
-
-# Install dependencies
-RUN npm ci
-
-# Copy source code
-COPY tsconfig.json ./
-COPY src ./src
-
-# Build TypeScript
-RUN npm run build
-
-# Production stage
 FROM node:20-alpine
 
 WORKDIR /app
 
-# Install dumb-init for proper signal handling
-RUN apk add --no-cache dumb-init
-
-# Copy package files
 COPY package*.json ./
+RUN npm ci
 
-# Install production dependencies only
-RUN npm ci --only=production
+COPY tsconfig.json ./
+COPY src ./src
 
-# Copy built app from builder
-COPY --from=builder /app/dist ./dist
+RUN npm run build
 
-# Expose port
 EXPOSE 5000
 
-# Health check
-HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
-  CMD node -e "require('http').get('http://localhost:5000/health', (r) => {if (r.statusCode !== 200) throw new Error(r.statusCode)})"
-
-# Use dumb-init to handle signals properly
-ENTRYPOINT ["dumb-init", "--"]
-
-# Start application
 CMD ["node", "dist/index.js"]

docker-compose.yml

@@ -5,8 +5,6 @@ services:
     image: mongo:latest
     container_name: podcastic-mongodb
     restart: unless-stopped
-    ports:
-      - "27017:27017"
     volumes:
       - mongodb_data:/data/db
     networks:
@@ -16,18 +14,17 @@ services:
     image: redis:7-alpine
     container_name: podcastic-redis
     restart: unless-stopped
-    ports:
-      - "6379:6379"
     volumes:
       - redis_data:/data
     networks:
       - podcastic
 
   backend:
-    image: node:20-alpine
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
     container_name: podcastic-backend
     restart: unless-stopped
-    working_dir: /app
     ports:
       - "5000:5000"
     environment:
@@ -39,9 +36,6 @@ services:
       JWT_REFRESH_EXPIRES_IN: 30d
       PODCAST_INDEX_API_KEY: ${PODCAST_INDEX_API_KEY:-}
       PODCAST_INDEX_API_SECRET: ${PODCAST_INDEX_API_SECRET:-}
-    volumes:
-      - ./backend:/app
-    command: sh -c "npm install && npm run build && node dist/index.js"
     depends_on:
       - mongodb
       - redis
@@ -49,17 +43,13 @@ services:
       - podcastic
 
   frontend:
-    image: node:20-alpine
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
     container_name: podcastic-frontend
     restart: unless-stopped
-    working_dir: /app
     ports:
       - "3579:3579"
-    environment:
-      VITE_API_URL: http://localhost:5000/api
-    volumes:
-      - ./frontend:/app
-    command: sh -c "npm install && npm run build && npm install -g serve && serve -s dist -l 3579"
     depends_on:
       - backend
     networks:

frontend/Dockerfile

@@ -1,49 +1,34 @@
-# Build stage
 FROM node:20-alpine AS builder
 
 WORKDIR /app
 
-# Copy package files
 COPY package*.json ./
-
-# Install dependencies
 RUN npm ci
 
-# Copy source code
 COPY . .
 
-# Build the app
 RUN npm run build
 
-# Production stage - use nginx for serving
 FROM nginx:alpine
 
-# Copy nginx config
-RUN echo 'server {\n\
-  listen 3000;\n\
-  server_name _;\n\
-  root /usr/share/nginx/html;\n\
-  index index.html;\n\
-  \n\
-  location / {\n\
-    try_files $uri $uri/ /index.html;\n\
-  }\n\
-  \n\
-  location ~* \\.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {\n\
-    expires 1y;\n\
-    add_header Cache-Control "public, immutable";\n\
-  }\n\
-}' > /etc/nginx/conf.d/default.conf
-
-# Copy built app from builder
 COPY --from=builder /app/dist /usr/share/nginx/html
 
-# Expose port
-EXPOSE 3000
+COPY <<'EOF' /etc/nginx/conf.d/default.conf
+server {
+  listen 3579;
+  server_name _;
+  root /usr/share/nginx/html;
 
-# Health check
-HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
-  CMD wget --quiet --tries=1 --spider http://localhost:3000/ || exit 1
+  location / {
+    try_files $uri $uri/ /index.html;
+  }
+
+  location /api {
+    proxy_pass http://backend:5000;
+  }
+}
+EOF
+
+EXPOSE 3579
 
-# Start nginx
 CMD ["nginx", "-g", "daemon off;"]