Add docker

.dockerignore

@@ -0,0 +1,8 @@
+node_modules
+.git
+logs/
+*.log
+.env
+dist/
+.vscode/
+.idea/

.env.example

@@ -1,7 +1,5 @@
-PORT=4000
-
-CRYPT_SALT=10
-JWT_SECRET_KEY=secret123123
-JWT_SECRET_REFRESH_KEY=secret123123
-TOKEN_EXPIRE_TIME=1h
-TOKEN_REFRESH_EXPIRE_TIME=24h
+POSTGRES_USER=youruser
+POSTGRES_PASSWORD=yourpassword
+POSTGRES_DB=knowledgehub
+POSTGRES_HOST=db
+POSTGRES_PORT=5432

docker-compose.yml

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+version: '3.9'
+
+services:
+  app:
+    build: .
+    container_name: knowledge-hub-api
+    depends_on:
+      db:
+        condition: service_healthy
+    env_file:
+      - .env
+    ports:
+      - "4000:4000"
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:4000/"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    restart: on-failure
+    networks:
+      - khubnet
+
+  db:
+    image: postgres:16-alpine
+    container_name: khub-db
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+      POSTGRES_DB: ${POSTGRES_DB}
+    ports:
+      - "5432:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD", "pg_isready", "-U", "${POSTGRES_USER}"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    restart: unless-stopped
+    networks:
+      - khubnet
+
+  adminer:
+    image: adminer
+    container_name: khub-adminer
+    profiles: ["debug"]
+    restart: unless-stopped
+    ports:
+      - "8080:8080"
+    networks:
+      - khubnet
+
+volumes:
+  pgdata:
+
+networks:
+  khubnet:
+    driver: bridge

dockerfile

@@ -0,0 +1,34 @@
+# Stage 1: Build
+FROM node:24-alpine AS builder
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci
+
+COPY tsconfig*.json ./
+COPY src ./src
+
+RUN npm run build
+
+# Stage 2: Production
+FROM node:24-alpine
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+
+COPY --from=builder /app/package*.json ./
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/dist ./dist
+
+# Install only production dependencies
+RUN npm ci --omit=dev
+
+# Use a non-root user
+RUN addgroup -S appgroup && adduser -S appuser -G appgroup
+USER appuser
+
+EXPOSE 4000
+
+CMD ["node", "dist/main.js"]