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

database/migrations/0001_01_01_000000_create_users_table.php

@@ -16,7 +16,7 @@ return new class extends Migration
             $table->string('name');
             $table->string('email')->unique();
             $table->timestamp('email_verified_at')->nullable();
-            $table->string('password');
+            $table->string('password')->nullable();
             $table->rememberToken();
             $table->timestamps();
         });

database/migrations/2026_08_11_100001_create_categories_and_posts_table.php

@@ -0,0 +1,48 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('categories', function (Blueprint $table) {
+            $table->id();
+            $table->string('name', 50);
+            $table->string('slug', 120)->nullable()->unique();
+            $table->tinyInteger('display_order')->default(0);
+            $table->unsignedInteger('post_count')->default(0);
+            $table->timestamps();
+        });
+
+        Schema::create('posts', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('category_id')->nullable()->constrained()->nullOnDelete();
+            $table->foreignId('user_id')->nullable()->constrained()->nullOnDelete();
+            $table->string('title');
+            $table->string('slug', 255)->nullable()->unique();
+            $table->text('excerpt')->nullable();
+            $table->longText('content');
+            $table->string('keywords', 255)->nullable();
+            $table->string('status', 20)->default('published')->index();
+            $table->boolean('is_sticky')->default(false);
+            $table->boolean('close_comment')->default(false);
+            $table->string('read_password', 255)->nullable();
+            $table->unsignedBigInteger('views')->default(0);
+            $table->unsignedInteger('comment_count')->default(0);
+            $table->json('meta')->nullable();
+            $table->timestamp('published_at')->nullable()->index();
+            $table->timestamps();
+
+            $table->index(['status', 'published_at']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('posts');
+        Schema::dropIfExists('categories');
+    }
+};

database/migrations/2026_08_11_100002_create_comments_and_trackbacks_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('comments', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('post_id')->constrained()->cascadeOnDelete();
+            $table->foreignId('user_id')->nullable()->constrained()->nullOnDelete();
+            $table->string('author_name', 50);
+            $table->string('author_email', 255)->nullable();
+            $table->string('author_url', 255)->nullable();
+            $table->mediumText('content');
+            $table->string('ip', 64)->nullable();
+            $table->string('status', 20)->default('pending')->index();
+            $table->json('ai_review')->nullable();
+            $table->timestamp('created_at')->useCurrent();
+
+            $table->index(['post_id', 'status']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('comments');
+    }
+};

database/migrations/2026_08_11_100003_create_links_and_settings_table.php

@@ -0,0 +1,45 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('links', function (Blueprint $table) {
+            $table->id();
+            $table->string('name', 100);
+            $table->string('url', 255);
+            $table->string('note', 255)->nullable();
+            $table->tinyInteger('display_order')->default(0);
+            $table->boolean('visible')->default(true);
+            $table->timestamps();
+        });
+
+        Schema::create('settings', function (Blueprint $table) {
+            $table->string('key')->primary();
+            $table->text('value');
+            $table->timestamps();
+        });
+
+        Schema::create('plugin_records', function (Blueprint $table) {
+            $table->id();
+            $table->string('vendor', 60);
+            $table->string('name', 60);
+            $table->string('version', 40)->nullable();
+            $table->boolean('enabled')->default(true);
+            $table->timestamps();
+
+            $table->unique(['vendor', 'name']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('plugin_records');
+        Schema::dropIfExists('settings');
+        Schema::dropIfExists('links');
+    }
+};

database/migrations/2026_08_11_100004_add_blog_columns_to_users_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->string('legacy_md5', 32)->nullable()->index();
+            $table->string('url', 255)->nullable();
+            $table->unsignedInteger('logincount')->default(0);
+            $table->string('loginip', 64)->nullable();
+            $table->string('regip', 64)->nullable();
+            $table->timestamp('logintime')->nullable();
+            $table->timestamp('lastpost_at')->nullable();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn([
+                'legacy_md5', 'url', 'logincount', 'loginip', 'regip', 'logintime', 'lastpost_at',
+            ]);
+        });
+    }
+};