M1: 数据模型 + sablog:import 脚本（MySQL 8 验证通过，不迁移 trackback 等过时功能）

app/Models/Comment.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class Comment extends Model
+{
+    use HasFactory;
+
+    public const STATUS_PENDING = 'pending';
+    public const STATUS_PUBLISHED = 'published';
+    public const STATUS_SPAM = 'spam';
+    public const STATUS_REJECTED = 'rejected';
+
+    protected $fillable = [
+        'post_id',
+        'user_id',
+        'author_name',
+        'author_email',
+        'author_url',
+        'content',
+        'ip',
+        'status',
+        'ai_review',
+    ];
+
+    protected $casts = [
+        'ai_review' => 'array',
+    ];
+
+    public $timestamps = false;
+
+    public function post(): BelongsTo
+    {
+        return $this->belongsTo(Post::class);
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class);
+    }
+
+    public function isVisible(): bool
+    {
+        return $this->status === self::STATUS_PUBLISHED;
+    }
+}