后端建立 TypeScript 构建链路

deploy/docker/backend.Dockerfile

@@ -33,9 +33,6 @@ COPY apps/backend/package.json apps/backend/package-lock.json ./
 RUN --mount=type=cache,target=/root/.npm \
     npm ci
 
-# --- Prune devDependencies after install ---
-RUN npm prune --omit=dev
-
 # --- Playwright — install Chromium with system deps (builder has full apt) ---
 ENV PLAYWRIGHT_BROWSERS_PATH=/ms-playwright
 RUN --mount=type=cache,target=/ms-playwright-cache,sharing=locked \
@@ -47,6 +44,10 @@ RUN --mount=type=cache,target=/ms-playwright-cache,sharing=locked \
 # --- Copy application source ---
 COPY apps/backend/ ./
 
+# --- Build application and prune devDependencies ---
+RUN npm run build \
+  && npm prune --omit=dev
+
 # --------------------------- Runtime Stage -----------------------------------
 FROM node:22-bookworm-slim AS runtime
 
@@ -87,9 +88,9 @@ RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
 # --- Copy artefacts from builder ---
 # Pruned node_modules (no devDeps)
 COPY --from=builder /app/node_modules ./node_modules
-# Application source (no build step — runs directly via `node src/index.js`)
+# Compiled application
 COPY --from=builder /app/package.json ./package.json
-COPY --from=builder /app/src ./src
+COPY --from=builder /app/dist ./dist
 COPY --from=builder /app/config ./config
 # Playwright browsers
 COPY --from=builder /ms-playwright /ms-playwright