chore(backend): configure commitlint and husky

Dockerfile

@@ -0,0 +1,19 @@
+FROM node:22-bookworm-slim AS deps
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+
+FROM node:22-bookworm-slim AS build
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npm run build && npm prune --omit=dev
+
+FROM node:22-bookworm-slim AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+COPY package*.json ./
+COPY --from=build /app/node_modules ./node_modules
+COPY --from=build /app/dist ./dist
+EXPOSE 3001
+CMD ["npm", "run", "start:prod"]