initial commit

backend/Dockerfile

@@ -0,0 +1,13 @@
+# --- Build Stage ---
+FROM node:20-alpine AS build
+WORKDIR /app
+COPY package.json ./
+RUN npm install --production
+COPY . .
+
+# --- Run Stage ---
+FROM node:20-alpine AS run
+WORKDIR /app
+COPY --from=build /app /app
+EXPOSE 4000
+CMD ["node", "index.js"]