feat: 运营模块 + 全局 Slogan + 模板热加载

- 新增运营模块(侧边栏/panel/render,7条运营思考)
- 全局 Slogan 置于顶部品牌区(蓝白 pill 标签)
- flask_app.py 启用 TEMPLATES_AUTO_RELOAD
- 项目模块状态筛选改为 Tab(已签约/待签约)

static/modules/utils.js

@@ -151,6 +151,7 @@ function render() {
   renderProjects();
   renderProposals();
   renderProducts();
+  renderOperations();
   renderFinance();
   renderExpense();
   if (window.lucide) window.lucide.createIcons();
@@ -163,6 +164,7 @@ function renderActive() {
   else if (tab === "projects") renderProjects();
   else if (tab === "proposals") renderProposals();
   else if (tab === "products") renderProducts();
+  else if (tab === "operations") renderOperations();
   else if (tab === "finance") renderFinance();
   if (window.lucide) window.lucide.createIcons();
 }