Build Atelier 64 chess training app

Dockerfile

@@ -0,0 +1,17 @@
+FROM node:22-bookworm-slim AS build
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+FROM node:22-bookworm-slim
+RUN apt-get update && apt-get install -y --no-install-recommends stockfish && rm -rf /var/lib/apt/lists/*
+WORKDIR /app
+ENV NODE_ENV=production PORT=3000 STOCKFISH_PATH=/usr/games/stockfish
+COPY package*.json ./
+RUN npm ci --omit=dev
+COPY --from=build /app/dist ./dist
+COPY server ./server
+EXPOSE 3000
+CMD ["node", "server/index.js"]