260210:1700 Start Delpoy

backend/Dockerfile

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+# ============================================================
+# LCBP3 Backend — NestJS Production Dockerfile
+# Multi-stage build: deps → build → production
+# Target: QNAP TS-473A (Container Station)
+# ============================================================
+# Build context: workspace root (nap-dms.lcbp3/)
+# Usage: docker build -f backend/Dockerfile -t lcbp3-backend:latest .
+# ============================================================
+
+# =========================
+# Stage 1: Install Dependencies
+# =========================
+FROM node:22-alpine AS deps
+
+RUN corepack enable && corepack prepare pnpm@latest --activate
+
+WORKDIR /app
+
+# Copy workspace root manifests
+COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
+COPY backend/package.json ./backend/
+
+# Install backend deps only using pnpm workspace filter
+RUN pnpm install --frozen-lockfile --filter backend...
+
+# =========================
+# Stage 2: Build Application
+# =========================
+FROM node:22-alpine AS build
+
+RUN corepack enable && corepack prepare pnpm@latest --activate
+
+WORKDIR /app
+
+# Copy workspace structure
+COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
+COPY --from=deps /app/node_modules ./node_modules
+COPY --from=deps /app/backend/node_modules ./backend/node_modules
+
+# Copy backend source
+COPY backend/ ./backend/
+
+# Build NestJS → backend/dist
+RUN cd backend && pnpm run build
+
+# Prune dev dependencies
+RUN pnpm prune --prod --filter backend...
+
+# =========================
+# Stage 3: Production Runtime
+# =========================
+FROM node:22-alpine AS production
+
+# Install curl for healthcheck
+RUN apk add --no-cache curl
+
+WORKDIR /app
+
+ENV TZ=Asia/Bangkok
+ENV NODE_ENV=production
+
+# Create non-root user
+RUN addgroup -g 1001 -S nestjs && \
+    adduser -S nestjs -u 1001
+
+# Copy production artifacts only
+COPY --from=build --chown=nestjs:nestjs /app/backend/dist ./dist
+COPY --from=build --chown=nestjs:nestjs /app/backend/node_modules ./node_modules
+COPY --from=build --chown=nestjs:nestjs /app/backend/package.json ./
+
+# Create uploads directory (Two-Phase Storage)
+RUN mkdir -p /app/uploads/temp /app/uploads/permanent && \
+    chown -R nestjs:nestjs /app/uploads
+
+USER nestjs
+
+EXPOSE 3000
+
+HEALTHCHECK --interval=30s --timeout=10s --retries=3 --start-period=30s \
+  CMD curl -f http://localhost:3000/health || exit 1
+
+CMD ["node", "dist/main"]