feat(migrations): Harden task audit tracking and optimize article templates

- Added migration to harden task audit tracking by modifying audit_logs and related tables.
- Introduced operator_id to several tables for better tracking of actions.
- Updated article_templates with new prompt templates for various article types, enhancing content generation.
- Created prompt_rules and schedule_tasks tables to manage content generation rules and scheduling.
- Added foreign key constraints to articles for better data integrity.

apps/admin-web/src/layouts/AppShell.vue

@@ -148,7 +148,7 @@ async function handleLogout(): Promise<void> {
       </a-menu>
     </a-layout-sider>
 
-    <a-layout>
+    <a-layout class="admin-main-layout">
       <a-layout-header class="admin-header">
         <h2 class="admin-header-title">{{ pageTitle }}</h2>
         
@@ -218,8 +218,19 @@ async function handleLogout(): Promise<void> {
 }
 
 .admin-sider {
+  overflow: auto;
+  height: 100vh;
+  position: fixed;
+  left: 0;
+  top: 0;
+  bottom: 0;
   background: #fff;
   border-right: 1px solid #f0f0f0;
+  z-index: 10;
+}
+
+.admin-main-layout {
+  margin-left: 250px;
 }
 
 .admin-brand {
@@ -243,6 +254,8 @@ async function handleLogout(): Promise<void> {
 }
 
 .admin-header {
+  position: sticky;
+  top: 0;
   background: #fff;
   padding: 0 24px;
   display: flex;