优化后端构建方式，修改首页报表 bug

dashboard/backend/Dockerfile

@@ -11,22 +11,15 @@ WORKDIR /app
 # Create logs directory
 RUN mkdir -p /app/logs
 
-# Install dependencies (including devDependencies for build)
-COPY package.json pnpm-lock.yaml ./
-RUN corepack enable pnpm && pnpm install --frozen-lockfile
+# Install production dependencies only
+COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
+RUN corepack enable pnpm && pnpm install --frozen-lockfile --prod
 
-# Copy application code
-COPY tsconfig.json drizzle.config.ts ./
-COPY src/ ./src/
-
-# Build TypeScript → dist/
-RUN pnpm build
-
-# Remove devDependencies after build
-RUN pnpm prune --prod
+# Copy pre-built application
+COPY dist/ ./dist/
 
 # Expose port
 EXPOSE 8000
 
 # Run the compiled application
-CMD ["node", "--conditions", "@zod/source", "dist/app.js"]
+CMD ["node", "dist/app.js"]