feat: 文章/分类/评论关联细节完善

- 文章列表：会员插件注入「付费」徽章列（会员/付费¥xx，停插件即消失）
- 分类：真实文章数（withCount）、名称点击跳文章列表并按分类筛选（ListPosts booted 预置筛选）
- 分类：新增封面（medialibrary）+ 介绍（description 字段/表单）；前台分类页顶部展示介绍区；SEO description + BreadcrumbList 结构化数据（GEO）
- 文章编辑：MarkdownEditor 内容区加大（26rem）；文章编辑页新增「评论」关系管理页（可审/拒）
- 评论列表：文章列带摘要
- 三套主题补 .category-intro 样式
- 测试更新（付费徽章列）

app/Filament/Resources/Categories/Schemas/CategoryForm.php

@@ -4,7 +4,11 @@ declare(strict_types=1);
 
 namespace App\Filament\Resources\Categories\Schemas;
 
+use App\Support\MediaDisk;
+use Filament\Forms\Components\SpatieMediaLibraryFileUpload;
+use Filament\Forms\Components\Textarea;
 use Filament\Forms\Components\TextInput;
+use Filament\Schemas\Components\Section;
 use Filament\Schemas\Schema;
 
 class CategoryForm
@@ -13,23 +17,39 @@ class CategoryForm
     {
         return $schema
             ->components([
-                TextInput::make('name')
-                    ->label(__('category.name'))
-                    ->required(),
-                TextInput::make('slug')
-                    ->label(__('category.slug'))
-                    ->helperText('留空自动生成'),
-                TextInput::make('display_order')
-                    ->label(__('category.display_order'))
-                    ->required()
-                    ->numeric()
-                    ->default(0),
-                TextInput::make('post_count')
-                    ->label(__('category.post_count'))
-                    ->required()
-                    ->numeric()
-                    ->default(0)
-                    ->disabled(),
+                Section::make('基本信息')
+                    ->columns(2)
+                    ->schema([
+                        TextInput::make('name')
+                            ->label(__('category.name'))
+                            ->required(),
+                        TextInput::make('slug')
+                            ->label(__('category.slug'))
+                            ->helperText('留空自动生成'),
+                        TextInput::make('display_order')
+                            ->label(__('category.display_order'))
+                            ->required()
+                            ->numeric()
+                            ->default(0),
+                        TextInput::make('post_count')
+                            ->label('文章数（自动统计）')
+                            ->numeric()
+                            ->disabled(),
+                        Textarea::make('description')
+                            ->label('分类介绍')
+                            ->helperText('显示在分类列表页顶部，也用于 SEO description')
+                            ->rows(4)
+                            ->columnSpanFull(),
+                    ]),
+                Section::make('封面')
+                    ->schema([
+                        SpatieMediaLibraryFileUpload::make('cover')
+                            ->label('封面图')
+                            ->collection('cover')
+                            ->image()
+                            ->imageEditor()
+                            ->disk(MediaDisk::name()),
+                    ]),
             ]);
     }
 }

app/Filament/Resources/Categories/Tables/CategoriesTable.php

@@ -9,16 +9,20 @@ use Filament\Actions\DeleteBulkAction;
 use Filament\Actions\EditAction;
 use Filament\Tables\Columns\TextColumn;
 use Filament\Tables\Table;
+use Illuminate\Support\Str;
 
 class CategoriesTable
 {
     public static function configure(Table $table): Table
     {
         return $table
+            ->modifyQueryUsing(fn ($query) => $query->withCount('posts'))
             ->columns([
                 TextColumn::make('name')
                     ->label(__('category.name'))
-                    ->searchable(),
+                    ->searchable()
+                    ->url(fn ($record) => route('filament.admin.resources.posts.index').'?category_id='.$record->id)
+                    ->description(fn ($record) => $record->description ? Str::limit($record->description, 40) : null),
                 TextColumn::make('slug')
                     ->label(__('category.slug'))
                     ->searchable(),
@@ -26,8 +30,8 @@ class CategoriesTable
                     ->label(__('category.display_order'))
                     ->numeric()
                     ->sortable(),
-                TextColumn::make('post_count')
-                    ->label(__('category.post_count'))
+                TextColumn::make('posts_count')
+                    ->label('文章数')
                     ->numeric()
                     ->sortable(),
                 TextColumn::make('created_at')

app/Filament/Resources/Comments/Tables/CommentsTable.php

@@ -31,6 +31,7 @@ class CommentsTable
                 TextColumn::make('post.title')
                     ->label('文章')
                     ->limit(30)
+                    ->description(fn ($record) => $record->post ? \Illuminate\Support\Str::limit($record->post->excerpt_or_fallback, 50) : null)
                     ->url(fn ($record) => $record->post ? route('posts.show', $record->post->slug ?: $record->post->id) : null)
                     ->openUrlInNewTab(),
                 TextColumn::make('status')

app/Filament/Resources/Posts/Pages/ListPosts.php

@@ -2,7 +2,6 @@
 
 declare(strict_types=1);
 
-
 namespace App\Filament\Resources\Posts\Pages;
 
 use App\Filament\Resources\Posts\PostResource;
@@ -13,6 +12,18 @@ class ListPosts extends ListRecords
 {
     protected static string $resource = PostResource::class;
 
+    public function bootedInteractsWithTable(): void
+    {
+        // 支持从分类管理跳转：?category_id=X 预置分类筛选
+        // （在 booted 阶段设置，早于表单填充；SelectFilter 状态为 category_id.value 嵌套结构）
+        if (blank($this->tableFilters) && ($categoryId = (int) request()->query('category_id', 0))) {
+            $this->tableFilters = ['category_id' => ['value' => $categoryId]];
+            $this->tableDeferredFilters = ['category_id' => ['value' => $categoryId]];
+        }
+
+        parent::bootedInteractsWithTable();
+    }
+
     protected function getHeaderActions(): array
     {
         return [

app/Filament/Resources/Posts/PostResource.php

@@ -54,7 +54,7 @@ class PostResource extends Resource
     public static function getRelations(): array
     {
         return [
-            //
+            \App\Filament\Resources\Posts\RelationManagers\CommentsRelationManager::class,
         ];
     }
 

app/Filament/Resources/Posts/RelationManagers/CommentsRelationManager.php

@@ -0,0 +1,81 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Filament\Resources\Posts\RelationManagers;
+
+use App\Models\Comment;
+use Filament\Forms\Components\TextInput;
+use Filament\Forms\Components\Textarea;
+use Filament\Resources\RelationManagers\RelationManager;
+use Filament\Tables\Actions\Action;
+use Filament\Tables\Columns\TextColumn;
+use Filament\Tables\Table;
+
+class CommentsRelationManager extends RelationManager
+{
+    protected static string $relationship = 'comments';
+
+    protected static ?string $title = '相关评论';
+
+    protected static ?string $modelLabel = '评论';
+
+    protected static ?string $pluralModelLabel = '评论';
+
+    public function form(\Filament\Schemas\Schema $schema): \Filament\Schemas\Schema
+    {
+        return $schema
+            ->components([
+                TextInput::make('author_name')->label('昵称')->disabled(),
+                TextInput::make('author_email')->label('邮箱')->disabled(),
+                TextInput::make('author_url')->label('网址')->disabled(),
+                Textarea::make('content')->label('内容')->disabled()->rows(4),
+            ]);
+    }
+
+    public function table(Table $table): Table
+    {
+        return $table
+            ->columns([
+                TextColumn::make('author_name')->label('昵称'),
+                TextColumn::make('content')->label('内容')->limit(40),
+                TextColumn::make('status')->label('状态')
+                    ->badge()
+                    ->formatStateUsing(fn ($state) => match ($state) {
+                        'published' => '已发布',
+                        'pending' => '待审核',
+                        'spam' => '垃圾',
+                        'rejected' => '已拒绝',
+                        default => $state,
+                    })
+                    ->color(fn ($state) => match ($state) {
+                        'published' => 'success',
+                        'pending' => 'warning',
+                        'spam' => 'danger',
+                        'rejected' => 'gray',
+                        default => 'gray',
+                    }),
+                TextColumn::make('created_at')->label('时间')->dateTime('Y-m-d H:i'),
+            ])
+            ->recordActions([
+                Action::make('approve')
+                    ->label('通过')
+                    ->color('success')
+                    ->visible(fn (Comment $record) => $record->status !== 'published')
+                    ->action(function (Comment $record) {
+                        if ($record->status !== 'published') {
+                            $record->post?->increment('comment_count');
+                        }
+                        $record->update(['status' => 'published']);
+                    }),
+                Action::make('reject')
+                    ->label('拒绝')
+                    ->color('danger')
+                    ->visible(fn (Comment $record) => $record->status !== 'rejected')
+                    ->action(fn (Comment $record) => $record->update(['status' => 'rejected'])),
+            ])
+            ->recordUrl(null)
+            ->recordAction(null)
+            ->defaultSort('created_at', 'desc');
+    }
+}

app/Filament/Resources/Posts/Tables/PostsTable.php

@@ -63,6 +63,9 @@ class PostsTable
                     ->sortable(),
             ])
             ->filters([
+                SelectFilter::make('category_id')
+                    ->label('分类')
+                    ->relationship('category', 'name'),
                 SelectFilter::make('status')
                     ->label('状态')
                     ->options([

app/Models/Category.php

@@ -2,22 +2,25 @@
 
 declare(strict_types=1);
 
-
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use Spatie\MediaLibrary\HasMedia;
+use Spatie\MediaLibrary\InteractsWithMedia;
 
-class Category extends Model
+class Category extends Model implements HasMedia
 {
     use HasFactory;
+    use InteractsWithMedia;
 
     protected $fillable = [
         'name',
         'slug',
         'display_order',
         'post_count',
+        'description',
     ];
 
     public function posts(): HasMany
@@ -29,4 +32,11 @@ class Category extends Model
     {
         return route('category.show', $this->slug ?? $this->id);
     }
+
+    public function registerMediaCollections(): void
+    {
+        $this->addMediaCollection('cover')
+            ->useDisk(\App\Support\MediaDisk::name())
+            ->singleFile();
+    }
 }

app/Providers/AppServiceProvider.php

@@ -81,6 +81,9 @@ class AppServiceProvider extends ServiceProvider
     /* 操作列固定宽度（钉住右侧需 table sticky，见备注） */
     .fi-ta-actions-header-cell, .fi-ta-cell:has(.fi-ta-actions) { width: 88px !important; min-width: 88px !important; }
 
+    /* 文章编辑框加大（MarkdownEditor 基于 tiptap） */
+    .fi-fo-markdown-editor .tiptap, .fi-fo-markdown-editor .ProseMirror { min-height: 26rem !important; }
+
     /* 筛选条件区：整体一行横排，重置紧跟应用按钮，控件紧凑 */
     .fi-ta-filters-above-content-ctn { padding: 0.4rem 0.9rem !important; }
     .fi-ta-filters-heading { display: none !important; }