feat: Dockerize web application by adding Dockerfile, .dockerignore, and configuring next.config for standalone output and image optimization.

Dockerfile

@@ -0,0 +1,71 @@
+# ===========================================
+# Backend Dockerfile (NestJS + Prisma)
+# ===========================================
+
+# Stage 1: Build
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+# Install OpenSSL for Prisma
+RUN apk add --no-cache openssl
+
+# Copy package files
+COPY package*.json ./
+COPY prisma ./prisma/
+
+# Install dependencies
+RUN npm ci
+
+# Generate Prisma client
+RUN npx prisma generate
+
+# Copy source code
+COPY . .
+
+# Build the application
+RUN npm run build
+
+# Compile the seed script
+RUN npx tsc prisma/seed.ts --outDir dist/prisma --skipLibCheck --module commonjs --target es2020
+
+# Stage 2: Production
+FROM node:20-alpine AS production
+
+WORKDIR /app
+
+# Install OpenSSL for Prisma
+RUN apk add --no-cache openssl
+
+# Create non-root user
+RUN addgroup -g 1001 -S nodejs && \
+    adduser -S nestjs -u 1001
+
+# Copy package files
+COPY package*.json ./
+
+# Install production dependencies only
+RUN npm ci --only=production
+
+# Copy Prisma schema and generate client
+COPY prisma ./prisma/
+RUN npx prisma generate
+
+# Copy built application from builder stage
+COPY --from=builder /app/dist ./dist
+
+# Set ownership
+RUN chown -R nestjs:nodejs /app
+
+# Switch to non-root user
+USER nestjs
+
+# Expose port
+EXPOSE 3001
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+    CMD wget --no-verbose --tries=1 --spider http://localhost:3001/health || exit 1
+
+# Start the application
+CMD ["node", "dist/main"]