Update Dockerfile

packages/backend/Dockerfile

@@ -9,8 +9,6 @@ COPY package.json package-lock.json* ./
 COPY packages/backend/package.json ./packages/backend/
 COPY packages/frontend/package.json ./packages/frontend/
 
-# 复制所有 packages 目录的内容，以便 npm ci 能够访问所有工作区
-COPY packages ./packages
 
 RUN npm ci
 
@@ -29,14 +27,11 @@ WORKDIR /app
 
 
 COPY --from=builder /app/packages/backend/dist ./dist
-# --- 添加：复制 locales 目录 ---
+
 COPY --from=builder /app/packages/backend/src/locales ./dist/locales
-# --- 结束添加 ---
-# --- 修改：从构建上下文复制 package 文件，以包含新依赖 ---
+
 COPY packages/backend/package.json ./package.json
 COPY package-lock.json ./package-lock.json
-# --- 结束修改 ---
-
 RUN npm install --omit=dev --prefer-offline