Phase 1: Backend scaffold with Fastify, Prisma, Docker

Dockerfile

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+FROM node:20-alpine AS builder
+
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+COPY prisma ./prisma
+RUN npx prisma generate
+COPY tsconfig.json ./
+COPY src ./src
+RUN npm run build
+
+FROM node:20-alpine AS production
+
+RUN apk add --no-cache tini
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm ci --omit=dev
+COPY prisma ./prisma
+RUN npx prisma generate
+COPY --from=builder /app/dist ./dist
+
+RUN mkdir -p /app/data
+
+ENV NODE_ENV=production
+EXPOSE 3000
+
+ENTRYPOINT ["/sbin/tini", "--"]
+CMD ["node", "dist/index.js"]