feat: 注入块拖拽排序（后台顺序即渲染顺序）+ theme.json 声明 inject_points + 主题卡片展示注入点

app/Blog/Support/ThemeManager.php

@@ -58,6 +58,7 @@ class ThemeManager
                 'description' => $manifest['description'] ?? '',
                 'author' => $manifest['author'] ?? '',
                 'screenshot' => $manifest['screenshot'] ?? null,
+                'inject_points' => $manifest['inject_points'] ?? null,
                 'active' => $name === $this->active(),
             ];
         }

app/Filament/Pages/ThemeInject.php

@@ -51,16 +51,17 @@ class ThemeInject extends Page
             $tabs[] = Tab::make(($i + 1).'. '.$label)
                 ->schema([
                     Repeater::make("inject.{$point}")
-                        ->label('注入块（可多条，按排序渲染）')
+                        ->label('注入块（可多条，拖拽排序，按顺序渲染）')
                         ->schema([
                             TextInput::make('title')->label('名称')->placeholder('如：百度统计')->columnSpan(2),
                             Textarea::make('html')->label('内容（HTML）')->rows(3)->columnSpanFull(),
-                            TextInput::make('sort')->label('排序')->numeric()->default(0)->columnSpan(1),
-                            Toggle::make('enabled')->label('启用')->default(true)->columnSpan(1),
+                            Toggle::make('enabled')->label('启用')->default(true),
                         ])
                         ->columns(3)
                         ->defaultItems(0)
                         ->collapsible()
+                        ->reorderable()
+                        ->reorderableWithButtons()
                         ->addActionLabel('添加一条'),
                 ]);
             $i++;
@@ -90,6 +91,7 @@ class ThemeInject extends Page
 
         $blocks = [];
         foreach ($data['inject'] ?? [] as $point => $items) {
+            $order = 0;
             foreach ($items ?? [] as $item) {
                 if (trim((string) ($item['html'] ?? '')) === '') {
                     continue;
@@ -98,7 +100,7 @@ class ThemeInject extends Page
                     'point' => $point,
                     'title' => $item['title'] ?? '',
                     'html' => $item['html'],
-                    'sort' => (int) ($item['sort'] ?? 0),
+                    'sort' => $order++,
                     'enabled' => (bool) ($item['enabled'] ?? true),
                 ];
             }