Initial commit: Lageplan v1.0 - Next.js 15.5, React 19

Dockerfile

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+# Stage 1: Dependencies
+FROM node:20-alpine AS deps
+RUN apk add --no-cache libc6-compat openssl
+WORKDIR /app
+
+COPY package.json package-lock.json* ./
+RUN npm ci --ignore-scripts
+
+# Stage 2: Builder
+FROM node:20-alpine AS builder
+RUN apk add --no-cache openssl
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+# Generate Prisma Client
+RUN npx prisma generate
+
+# Copy docker-specific env for build (DATABASE_URL pointing to 'db' service)
+COPY .env.docker .env
+
+# Build Next.js
+ENV NEXT_TELEMETRY_DISABLED 1
+RUN npm run build
+
+# Stage 3: Runner
+FROM node:20-alpine AS runner
+RUN apk add --no-cache openssl
+WORKDIR /app
+
+ENV NODE_ENV production
+ENV NEXT_TELEMETRY_DISABLED 1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder /app/public ./public
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
+COPY --from=builder /app/.env ./.env
+COPY --from=builder /app/prisma ./prisma
+COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
+COPY --from=builder /app/node_modules/prisma ./node_modules/prisma
+COPY --from=builder /app/node_modules/@prisma ./node_modules/@prisma
+COPY --from=builder /app/node_modules/.bin/prisma ./node_modules/.bin/prisma
+COPY --from=builder /app/node_modules/bcryptjs ./node_modules/bcryptjs
+COPY --from=builder /app/node_modules/stripe ./node_modules/stripe
+COPY --from=builder /app/package.json ./package.json
+RUN npm install --omit=dev socket.io@4.7.4 @react-pdf/renderer@3.4.2 qrcode@1.5.3 --no-save
+COPY server-custom.js ./server-custom.js
+COPY docker-entrypoint.sh ./docker-entrypoint.sh
+
+RUN chown -R nextjs:nodejs /app/node_modules
+
+USER nextjs
+
+EXPOSE 3000
+ENV PORT 3000
+ENV HOSTNAME "0.0.0.0"
+
+CMD ["sh", "docker-entrypoint.sh"]