Refactor and enhance UI components across the application

- Improved formatting and consistency in BotConfigPage, HomeSidebar, and Plugin components.
- Removed unnecessary Spin component to prevent layout collapse in BotConfigPage.
- Enhanced sidebar selection logic to reflect current URL path in HomeSidebar.
- Updated layout styles for better responsiveness and visual appeal.
- Implemented mock data fetching in PluginMarketComponent for improved testing and development.
- Added pagination and search functionality in PluginMarketComponent.
- Refactored PluginInstalledComponent to streamline plugin list rendering and modal handling.
- Adjusted CSS styles for better alignment and spacing in various components.
- Removed commented-out code in HttpClient for cleaner codebase.
- Enhanced NotFound component layout for better user experience.

web/src/app/home/layout.module.css

@@ -1,3 +1,4 @@
+/* 主布局容器 */
 .homeLayoutContainer {
     width: 100vw;
     height: 100vh;
@@ -5,14 +6,12 @@
     flex-direction: row;
 }
 
+/* 主内容区域 */
 .main {
+    background-color: #f5f5f7;
+    padding: 0;
+    overflow: auto;
     width: 100%;
     height: 100%;
-    background-color: #FAFBFB;
-}
-
-.mainContent {
-    width: calc(100% - 40px);
-    height: calc(100% - 110px);
-    margin: 20px;
+    padding: 20px;
 }