build: dockerfile based on playwright image, standalone next.js

.dockerignore

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+node_modules
+.next
+.git
+.env
+.env.local
+*.log
+tests
+docs
+README.md

Dockerfile

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+# syntax=docker/dockerfile:1.7
+
+# --- deps + build use the Bun image so we honor bun.lock ---
+FROM oven/bun:1.3 AS deps
+WORKDIR /app
+COPY package.json bun.lock* ./
+RUN bun install --frozen-lockfile
+
+FROM oven/bun:1.3 AS build
+WORKDIR /app
+# Dummy DATABASE_URL so Next.js can collect page data at build time.
+# The real value is injected at runtime via env vars.
+ENV DATABASE_URL=postgres://build:build@localhost:5432/build
+ENV NEXT_TELEMETRY_DISABLED=1
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN bun run build
+
+# --- runner: Playwright base image so the scraper has browsers available ---
+FROM mcr.microsoft.com/playwright:v1.50.0-jammy AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+ENV PORT=3000
+COPY --from=build /app/.next/standalone ./
+COPY --from=build /app/.next/static ./.next/static
+COPY --from=build /app/public ./public
+COPY --from=build /app/drizzle ./drizzle
+COPY --from=build /app/drizzle.config.ts ./
+COPY --from=build /app/src/lib/db/schema.ts ./schema.ts
+EXPOSE 3000
+CMD ["node", "server.js"]