diff --git a/database/migrations/2014_10_12_000000_create_users_table.php b/database/migrations/2014_10_12_000000_create_users_table.php
index 76767b3..41d0fe2 100644
--- a/database/migrations/2014_10_12_000000_create_users_table.php
+++ b/database/migrations/2014_10_12_000000_create_users_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('users', function (Blueprint $table) {
             $table->id();
@@ -32,7 +32,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('users');
     }
diff --git a/database/migrations/2014_10_12_100000_create_password_resets_table.php b/database/migrations/2014_10_12_100000_create_password_resets_table.php
index 440f474..7c84e6a 100644
--- a/database/migrations/2014_10_12_100000_create_password_resets_table.php
+++ b/database/migrations/2014_10_12_100000_create_password_resets_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('password_resets', function (Blueprint $table) {
             $table->string('email')->index();
@@ -24,7 +24,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('password_resets');
     }
diff --git a/database/migrations/2019_08_19_000000_create_failed_jobs_table.php b/database/migrations/2019_08_19_000000_create_failed_jobs_table.php
index 262db10..d2882ba 100644
--- a/database/migrations/2019_08_19_000000_create_failed_jobs_table.php
+++ b/database/migrations/2019_08_19_000000_create_failed_jobs_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('failed_jobs', function (Blueprint $table) {
             $table->id();
@@ -28,7 +28,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('failed_jobs');
     }
diff --git a/database/migrations/2019_12_14_000001_create_personal_access_tokens_table.php b/database/migrations/2019_12_14_000001_create_personal_access_tokens_table.php
index a399be0..22720fa 100644
--- a/database/migrations/2019_12_14_000001_create_personal_access_tokens_table.php
+++ b/database/migrations/2019_12_14_000001_create_personal_access_tokens_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('personal_access_tokens', function (Blueprint $table) {
             $table->id();
@@ -29,7 +29,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('personal_access_tokens');
     }
diff --git a/database/migrations/2022_08_12_081236_create_drops_table.php b/database/migrations/2022_08_12_081236_create_drops_table.php
deleted file mode 100644
index 59df2f0..0000000
--- a/database/migrations/2022_08_12_081236_create_drops_table.php
+++ /dev/null
@@ -1,49 +0,0 @@
-<?php
-
-use App\Models\User;
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::create('drops', function (Blueprint $table) {
-            $table->id();
-
-            // payment
-            $table->string('payment')->index();
-
-            // amount
-            $table->double('amount', 60, 8)->default(0);
-
-            // 汇率
-            $table->integer('rate')->default(1);
-
-            // 实际收入
-            $table->double('total', 60, 8)->default(0);
-
-            $table->boolean('status')->default(0)->index();
-
-
-            $table->foreignIdFor(User::class)->index();
-
-            $table->timestamps();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::dropIfExists('drops');
-    }
-};
diff --git a/database/migrations/2022_08_12_082631_create_transcations_table.php b/database/migrations/2022_08_12_082631_create_transcations_table.php
deleted file mode 100644
index 03ec94f..0000000
--- a/database/migrations/2022_08_12_082631_create_transcations_table.php
+++ /dev/null
@@ -1,45 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::create('transcations', function (Blueprint $table) {
-            $table->id();
-
-            // remote transaction id
-            $table->string('remote_id')->index();
-
-            // drops id
-            $table->unsignedBigInteger('drops_id')->index();
-            $table->foreign('drops_id')->references('id')->on('drops');
-
-            // payment
-            $table->string('payment')->index();
-
-            // amount
-            $table->double('amount', 60, 8)->default(0);
-
-
-            $table->timestamps();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::dropIfExists('transcations');
-    }
-};
diff --git a/database/migrations/2022_08_12_084822_add_type_to_drops_table.php b/database/migrations/2022_08_12_084822_add_type_to_drops_table.php
deleted file mode 100644
index b43566f..0000000
--- a/database/migrations/2022_08_12_084822_add_type_to_drops_table.php
+++ /dev/null
@@ -1,33 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::table('drops', function (Blueprint $table) {
-            //
-            $table->string('type')->index()->after('status');
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::table('drops', function (Blueprint $table) {
-            // drop column
-            $table->dropColumn('type');
-        });
-    }
-};
diff --git a/database/migrations/2022_08_12_123308_create_modules_table.php b/database/migrations/2022_08_12_123308_create_modules_table.php
index 14f0306..012e345 100644
--- a/database/migrations/2022_08_12_123308_create_modules_table.php
+++ b/database/migrations/2022_08_12_123308_create_modules_table.php
@@ -11,7 +11,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('modules', function (Blueprint $table) {
             $table->string('id')->index()->primary()->unique();
@@ -23,14 +23,14 @@ public function up()
         });
 
         // if env is local
-        if (env('APP_ENV') == 'local') {
+        if (config('app.env') == 'local') {
             $module = [
                 'id' => 'test',
                 'name' => 'Example Module',
                 'api_token' => '123456'
             ];
 
-            Module::create($module);
+            (new App\Models\Module)->create($module);
         }
     }
 
@@ -39,7 +39,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('modules');
     }
diff --git a/database/migrations/2022_08_13_051148_create_hosts_table.php b/database/migrations/2022_08_13_051148_create_hosts_table.php
index 629e9c1..deb1516 100644
--- a/database/migrations/2022_08_13_051148_create_hosts_table.php
+++ b/database/migrations/2022_08_13_051148_create_hosts_table.php
@@ -1,6 +1,5 @@
 <?php
 
-use App\Models\Module\ProviderModule;
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
@@ -11,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('hosts', function (Blueprint $table) {
             $table->id();
@@ -49,7 +48,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('hosts');
     }
diff --git a/database/migrations/2022_08_13_051705_create_workorders_table.php b/database/migrations/2022_08_13_051705_create_workorders_table.php
index 7d32d62..df3c05d 100644
--- a/database/migrations/2022_08_13_051705_create_workorders_table.php
+++ b/database/migrations/2022_08_13_051705_create_workorders_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('work_orders', function (Blueprint $table) {
             $table->id();
@@ -46,8 +46,8 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
-        Schema::dropIfExists('workorders');
+        Schema::dropIfExists('work_orders');
     }
 };
diff --git a/database/migrations/2022_08_13_051817_create_workorder_replies_table.php b/database/migrations/2022_08_13_051817_create_workorder_replies_table.php
index 170e943..9f5e58a 100644
--- a/database/migrations/2022_08_13_051817_create_workorder_replies_table.php
+++ b/database/migrations/2022_08_13_051817_create_workorder_replies_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('work_order_replies', function (Blueprint $table) {
             $table->id();
@@ -18,7 +18,7 @@ public function up()
             // content
             $table->text('content');
 
-            // workorder id (on delete cascade)
+            // work_order id (on delete cascade)
             $table->unsignedBigInteger('work_order_id')->index();
             $table->foreign('work_order_id')->references('id')->on('work_orders')->onDelete('cascade');
 
@@ -39,8 +39,8 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
-        Schema::dropIfExists('workorder_replies');
+        Schema::dropIfExists('work_order_replies');
     }
 };
diff --git a/database/migrations/2022_08_13_083908_create_notifications_table.php b/database/migrations/2022_08_13_083908_create_notifications_table.php
index 3d6cbf7..0049cde 100644
--- a/database/migrations/2022_08_13_083908_create_notifications_table.php
+++ b/database/migrations/2022_08_13_083908_create_notifications_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('notifications', function (Blueprint $table) {
             $table->uuid('id')->primary();
@@ -27,7 +27,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('notifications');
     }
diff --git a/database/migrations/2022_08_15_104635_add_managed_price_to_hosts_table.php b/database/migrations/2022_08_15_104635_add_managed_price_to_hosts_table.php
index cac99c8..9ac146a 100644
--- a/database/migrations/2022_08_15_104635_add_managed_price_to_hosts_table.php
+++ b/database/migrations/2022_08_15_104635_add_managed_price_to_hosts_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
@@ -23,7 +23,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             // drop
diff --git a/database/migrations/2022_08_15_141837_set_user_id_nullable_to_work_order_replies.php b/database/migrations/2022_08_15_141837_set_user_id_nullable_to_work_order_replies.php
index 5b23ef5..ef1bcef 100644
--- a/database/migrations/2022_08_15_141837_set_user_id_nullable_to_work_order_replies.php
+++ b/database/migrations/2022_08_15_141837_set_user_id_nullable_to_work_order_replies.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('work_order_replies', function (Blueprint $table) {
             //
@@ -24,7 +24,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('work_order_replies', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_08_19_082540_add_url_to_modules_table.php b/database/migrations/2022_08_19_082540_add_url_to_modules_table.php
index c770175..696cedc 100644
--- a/database/migrations/2022_08_19_082540_add_url_to_modules_table.php
+++ b/database/migrations/2022_08_19_082540_add_url_to_modules_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
@@ -23,10 +23,11 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
+            $table->dropColumn('url');
         });
     }
 };
diff --git a/database/migrations/2022_08_25_142429_create_tasks_table.php b/database/migrations/2022_08_25_142429_create_tasks_table.php
index f116229..35e8d2b 100644
--- a/database/migrations/2022_08_25_142429_create_tasks_table.php
+++ b/database/migrations/2022_08_25_142429_create_tasks_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::dropIfExists('tasks');
 
@@ -46,7 +46,7 @@ function (Blueprint $table) {
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         //
         Schema::dropIfExists('tasks');
diff --git a/database/migrations/2022_08_29_094841_add_suspended_at_to_hosts_table.php b/database/migrations/2022_08_29_094841_add_suspended_at_to_hosts_table.php
index 8f8f570..d4dddb0 100644
--- a/database/migrations/2022_08_29_094841_add_suspended_at_to_hosts_table.php
+++ b/database/migrations/2022_08_29_094841_add_suspended_at_to_hosts_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
@@ -23,7 +23,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_08_30_081930_add_balance_to_users_table.php b/database/migrations/2022_08_30_081930_add_balance_to_users_table.php
index 8fe1a4f..f68e23d 100644
--- a/database/migrations/2022_08_30_081930_add_balance_to_users_table.php
+++ b/database/migrations/2022_08_30_081930_add_balance_to_users_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('users', function (Blueprint $table) {
             //
@@ -28,7 +28,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('users', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_09_01_033240_create_balances_table.php b/database/migrations/2022_09_01_033240_create_balances_table.php
index 50b1b3f..db1a995 100644
--- a/database/migrations/2022_09_01_033240_create_balances_table.php
+++ b/database/migrations/2022_09_01_033240_create_balances_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('balances', function (Blueprint $table) {
             $table->id();
@@ -43,7 +43,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('balances');
     }
diff --git a/database/migrations/2022_09_03_070656_add_module_id_to_hosts.php b/database/migrations/2022_09_03_070656_add_module_id_to_hosts.php
index c5516a6..7ffbf89 100644
--- a/database/migrations/2022_09_03_070656_add_module_id_to_hosts.php
+++ b/database/migrations/2022_09_03_070656_add_module_id_to_hosts.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             $table->foreign('module_id')->references('id')->on('modules')->cascadeOnUpdate();
@@ -22,10 +22,11 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
-            //
+            // rollback
+            $table->dropForeign(['module_id']);
         });
     }
 };
diff --git a/database/migrations/2022_09_08_135104_delete_drops_from_users.php b/database/migrations/2022_09_08_135104_delete_drops_from_users.php
deleted file mode 100644
index 09d4e45..0000000
--- a/database/migrations/2022_09_08_135104_delete_drops_from_users.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::table('users', function (Blueprint $table) {
-            //
-            // drop column if exists
-            if (Schema::hasColumn('users', 'drops')) {
-                $table->dropColumn('drops');
-            }
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::table('users', function (Blueprint $table) {
-            //
-        });
-    }
-};
diff --git a/database/migrations/2022_09_13_191255_add_banned_at_to_users.php b/database/migrations/2022_09_13_191255_add_banned_at_to_users.php
index d145cb2..7d7cbe1 100644
--- a/database/migrations/2022_09_13_191255_add_banned_at_to_users.php
+++ b/database/migrations/2022_09_13_191255_add_banned_at_to_users.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('users', function (Blueprint $table) {
             //
@@ -25,7 +25,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('users', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_09_14_214642_drop_transcations_table.php b/database/migrations/2022_09_14_214642_drop_transcations_table.php
deleted file mode 100644
index 0320060..0000000
--- a/database/migrations/2022_09_14_214642_drop_transcations_table.php
+++ /dev/null
@@ -1,27 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        //
-        Schema::dropIfExists('transcations');
-    }
-
-    // /**
-    //  * Reverse the migrations.
-    //  *
-    //  * @return void
-    //  */
-    // public function down()
-    // {
-    //     //
-    // }
-};
diff --git a/database/migrations/2022_09_14_215159_create_transactions_table.php b/database/migrations/2022_09_14_215159_create_transactions_table.php
index 231f4b0..2e8c47e 100644
--- a/database/migrations/2022_09_14_215159_create_transactions_table.php
+++ b/database/migrations/2022_09_14_215159_create_transactions_table.php
@@ -10,12 +10,12 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
 
         // if transaction collection exists
         if (Schema::connection('mongodb')->hasTable('transactions')) {
-            return true;
+            return;
         }
 
         Schema::connection('mongodb')->create('transactions', function (Blueprint $collection) {
@@ -40,7 +40,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::connection('mongodb')->dropIfExists('transactions');
     }
diff --git a/database/migrations/2022_10_03_123715_convert_user_drops.php b/database/migrations/2022_10_03_123715_convert_user_drops.php
deleted file mode 100644
index 787f6c3..0000000
--- a/database/migrations/2022_10_03_123715_convert_user_drops.php
+++ /dev/null
@@ -1,52 +0,0 @@
-<?php
-
-use App\Models\User;
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Support\Facades\Cache;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        //
-
-        $decimal = config('drops.decimal');
-
-        User::chunk(100, function ($users) use ($decimal) {
-            foreach ($users as $user) {
-
-                $cache_key = 'user_drops_' . $user->id;
-
-                $drops = Cache::get($cache_key);
-
-                if (!is_array($drops)) {
-                    $drops = [
-                        'drops' => $drops,
-                    ];
-                }
-
-                $drops = $drops['drops'] / $decimal;
-
-                $drops = [
-                    'drops' => $drops,
-                ];
-
-                Cache::forever($cache_key, $drops);
-            }
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        //
-    }
-};
diff --git a/database/migrations/2022_10_31_161617_add_wecom_hook_to_modules.php b/database/migrations/2022_10_31_161617_add_wecom_hook_to_modules.php
index dd8df96..5d368ad 100644
--- a/database/migrations/2022_10_31_161617_add_wecom_hook_to_modules.php
+++ b/database/migrations/2022_10_31_161617_add_wecom_hook_to_modules.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
@@ -23,7 +23,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_02_103610_create_admins_table.php b/database/migrations/2022_11_02_103610_create_admins_table.php
index 96acec2..04289e3 100644
--- a/database/migrations/2022_11_02_103610_create_admins_table.php
+++ b/database/migrations/2022_11_02_103610_create_admins_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('admins', function (Blueprint $table) {
             $table->id();
@@ -32,7 +32,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('admins');
     }
diff --git a/database/migrations/2022_11_06_205842_add_remaining_amount_to_balances.php b/database/migrations/2022_11_06_205842_add_remaining_amount_to_balances.php
index ff09116..3021f34 100644
--- a/database/migrations/2022_11_06_205842_add_remaining_amount_to_balances.php
+++ b/database/migrations/2022_11_06_205842_add_remaining_amount_to_balances.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('balances', function (Blueprint $table) {
             //
@@ -23,7 +23,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('balances', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_06_205958_drop_drops_table.php b/database/migrations/2022_11_06_205958_drop_drops_table.php
deleted file mode 100644
index 04ccd22..0000000
--- a/database/migrations/2022_11_06_205958_drop_drops_table.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        //
-
-        // Drop table
-        Schema::dropIfExists('drops');
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        //
-
-        // 不可逆
-    }
-};
diff --git a/database/migrations/2022_11_07_001025_recreate_personal_access_tokens_table.php b/database/migrations/2022_11_07_001025_recreate_personal_access_tokens_table.php
deleted file mode 100644
index a703faa..0000000
--- a/database/migrations/2022_11_07_001025_recreate_personal_access_tokens_table.php
+++ /dev/null
@@ -1,38 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::dropIfExists('personal_access_tokens');
-
-        Schema::create('personal_access_tokens', function (Blueprint $table) {
-            $table->id();
-            $table->morphs('tokenable');
-            $table->string('name');
-            $table->string('token', 64)->unique();
-            $table->text('abilities')->nullable();
-            $table->timestamp('last_used_at')->nullable();
-            $table->timestamp('expires_at')->nullable();
-            $table->timestamps();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        // Schema::dropIfExists('personal_access_tokens');
-    }
-};
diff --git a/database/migrations/2022_11_08_181357_drop_access_tokens_table.php b/database/migrations/2022_11_08_181357_drop_access_tokens_table.php
deleted file mode 100644
index 4a002f3..0000000
--- a/database/migrations/2022_11_08_181357_drop_access_tokens_table.php
+++ /dev/null
@@ -1,28 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        //
-
-        Schema::dropIfExists('access_tokens');
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        //
-    }
-};
diff --git a/database/migrations/2022_11_19_220435_add_hour_at_to_hosts.php b/database/migrations/2022_11_19_220435_add_hour_at_to_hosts.php
index 98789ca..46b4a9e 100644
--- a/database/migrations/2022_11_19_220435_add_hour_at_to_hosts.php
+++ b/database/migrations/2022_11_19_220435_add_hour_at_to_hosts.php
@@ -11,7 +11,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
@@ -20,7 +20,7 @@ public function up()
         });
 
         echo PHP_EOL . '将开始刷新主机的小时数...';
-        Host::chunk(100, function ($hosts) {
+        (new App\Models\Host)->chunk(100, function ($hosts) {
             foreach ($hosts as $host) {
                 $host->hour_at = $host->created_at->hour;
                 $host->save();
@@ -34,7 +34,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_20_203107_convert_drops_to_balance.php b/database/migrations/2022_11_20_203107_convert_drops_to_balance.php
deleted file mode 100644
index a32e121..0000000
--- a/database/migrations/2022_11_20_203107_convert_drops_to_balance.php
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-
-use App\Models\User;
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-
-        $transaction = new \App\Models\Transaction;
-
-        // 寻找 updates_at 在 3 天内的用户
-        User::chunk(100, function ($users) use ($transaction) {
-
-            foreach ($users as $user) {
-                // 重新计算余额
-
-
-                $drops = Cache::get('user_drops_' . $user->id, 0);
-
-                $drops = $drops['drops'] ?? 0;
-
-                $rate = config('billing.drops_rate', 1000);
-                if ($drops > 0) {
-
-                    $amount = $drops / $rate;
-                    $desc = "转换 {$drops} Drops 为 {$amount} 元。";
-                    $transaction->addAmount($user->id, 'console', $amount, $desc, true);
-
-
-                    echo "恢复 Drops User {$user->id} 的余额。";
-
-                    Cache::forget('user_drops_' . $user->id);
-                }
-
-
-            }
-        });
-
-        User::where('updated_at', '>', now()->subDays(3))->chunk(100, function ($users) use ($transaction) {
-            foreach ($users as $user) {
-                if ($user->balance == -1) {
-                    echo "补正余额: User {$user->id} balance {$user->balance}。";
-                    $transaction->addAmount($user->id, 'console', 2, '补偿余额。', true);
-                }
-            }
-        });
-
-
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::table('balance', function (Blueprint $table) {
-            //
-        });
-    }
-};
diff --git a/database/migrations/2022_11_20_222505_add_module_id_to_tasks.php b/database/migrations/2022_11_20_222505_add_module_id_to_tasks.php
index a845a56..0107326 100644
--- a/database/migrations/2022_11_20_222505_add_module_id_to_tasks.php
+++ b/database/migrations/2022_11_20_222505_add_module_id_to_tasks.php
@@ -4,14 +4,13 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('tasks', function (Blueprint $table) {
             //
@@ -26,7 +25,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('tasks', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_22_180553_change_tasks_engine_to_memory_table.php b/database/migrations/2022_11_22_180553_change_tasks_engine_to_memory_table.php
index f51d3d4..ff24597 100644
--- a/database/migrations/2022_11_22_180553_change_tasks_engine_to_memory_table.php
+++ b/database/migrations/2022_11_22_180553_change_tasks_engine_to_memory_table.php
@@ -9,7 +9,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         // Drop foreign key
         Schema::table('tasks', function (Blueprint $table) {
@@ -27,7 +27,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         //
 
diff --git a/database/migrations/2022_11_23_103355_add_minute_at_to_hosts.php b/database/migrations/2022_11_23_103355_add_minute_at_to_hosts.php
index 136c1a0..53bdbea 100644
--- a/database/migrations/2022_11_23_103355_add_minute_at_to_hosts.php
+++ b/database/migrations/2022_11_23_103355_add_minute_at_to_hosts.php
@@ -5,14 +5,13 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
@@ -21,7 +20,7 @@ public function up()
         });
 
         echo PHP_EOL . '将开始刷新主机的分钟数...';
-        Host::chunk(100, function ($hosts) {
+        (new App\Models\Host)->chunk(100, function ($hosts) {
             foreach ($hosts as $host) {
                 echo '刷新: ' . $host->id . PHP_EOL;
                 $host->minute_at = $host->created_at->minute;
@@ -36,7 +35,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('hosts', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_23_104838_add_status_to_modules_table.php b/database/migrations/2022_11_23_104838_add_status_to_modules_table.php
index 2c1ddee..793bb6a 100644
--- a/database/migrations/2022_11_23_104838_add_status_to_modules_table.php
+++ b/database/migrations/2022_11_23_104838_add_status_to_modules_table.php
@@ -4,14 +4,13 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
@@ -24,7 +23,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('modules', function (Blueprint $table) {
             //
diff --git a/database/migrations/2022_11_26_202440_create_user_groups_table.php b/database/migrations/2022_11_26_202440_create_user_groups_table.php
index d9fda08..062f44b 100644
--- a/database/migrations/2022_11_26_202440_create_user_groups_table.php
+++ b/database/migrations/2022_11_26_202440_create_user_groups_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('user_groups', function (Blueprint $table) {
             $table->id();
@@ -46,7 +46,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         // Schema::table('users', function (Blueprint $table) {
         //     // drop column if exists
diff --git a/database/migrations/2022_11_27_100733_create_applications_table.php b/database/migrations/2022_11_27_100733_create_applications_table.php
index 55a7e8a..f72e2d2 100644
--- a/database/migrations/2022_11_27_100733_create_applications_table.php
+++ b/database/migrations/2022_11_27_100733_create_applications_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('applications', function (Blueprint $table) {
             $table->id();
@@ -30,7 +30,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('applications');
     }
diff --git a/database/migrations/2022_12_03_130419_create_module_allows_table.php b/database/migrations/2022_12_03_130419_create_module_allows_table.php
index b7eef7d..586dc43 100644
--- a/database/migrations/2022_12_03_130419_create_module_allows_table.php
+++ b/database/migrations/2022_12_03_130419_create_module_allows_table.php
@@ -4,14 +4,13 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::create('module_allows', function (Blueprint $table) {
             $table->id();
@@ -33,7 +32,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::dropIfExists('module_allows');
     }
diff --git a/database/migrations/2022_12_03_133136_add_cascade_update_to_workorders_table.php b/database/migrations/2022_12_03_133136_add_cascade_update_to_workorders_table.php
index 8e280d3..b9d616d 100644
--- a/database/migrations/2022_12_03_133136_add_cascade_update_to_workorders_table.php
+++ b/database/migrations/2022_12_03_133136_add_cascade_update_to_workorders_table.php
@@ -4,14 +4,13 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('work_orders', function (Blueprint $table) {
             //
@@ -29,9 +28,9 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
-        Schema::table('workorders', function (Blueprint $table) {
+        Schema::table('work_orders', function (Blueprint $table) {
             //
         });
     }
diff --git a/database/migrations/2022_12_28_212017_add_birthday_at_to_users_table.php b/database/migrations/2022_12_28_212017_add_birthday_at_to_users_table.php
index 905fbb5..934768a 100644
--- a/database/migrations/2022_12_28_212017_add_birthday_at_to_users_table.php
+++ b/database/migrations/2022_12_28_212017_add_birthday_at_to_users_table.php
@@ -10,7 +10,7 @@
      *
      * @return void
      */
-    public function up()
+    public function up(): void
     {
         Schema::table('users', function (Blueprint $table) {
             $table->date('birthday_at')->nullable()->index()->after('email_verified_at');
@@ -25,7 +25,7 @@ public function up()
      *
      * @return void
      */
-    public function down()
+    public function down(): void
     {
         Schema::table('users', function (Blueprint $table) {
             $table->dropColumn('birthday_at');
diff --git a/database/migrations/2023_01_01_171554_add_uuid_to_work_orders_table.php b/database/migrations/2023_01_01_171554_add_uuid_to_work_orders_table.php
index 17040b4..9a3eae8 100644
--- a/database/migrations/2023_01_01_171554_add_uuid_to_work_orders_table.php
+++ b/database/migrations/2023_01_01_171554_add_uuid_to_work_orders_table.php
@@ -15,7 +15,7 @@ public function up(): void
     {
         Schema::table('work_orders', function (Blueprint $table) {
             // uuid
-            $table->uuid('uuid')->nullable()->after('id')->index()->unique();
+            $table->uuid()->nullable()->after('id')->index()->unique();
         });
 
         // 为每个工单生成一个 uuid 安静更改
@@ -34,6 +34,5 @@ public function up(): void
      */
     public function down(): void
     {
-        return;
     }
 };
diff --git a/database/migrations/2023_01_01_180855_add_name_to_work_order_replies_table.php b/database/migrations/2023_01_01_180855_add_name_to_work_order_replies_table.php
index 8efb61a..31234a5 100644
--- a/database/migrations/2023_01_01_180855_add_name_to_work_order_replies_table.php
+++ b/database/migrations/2023_01_01_180855_add_name_to_work_order_replies_table.php
@@ -23,7 +23,7 @@ public function up(): void
         });
 
         // 为每个工单回复生成一个 module_id 安静更改
-        Reply::whereNull('module_id')->with('workOrder')->chunk(100, function ($replies) {
+        (new App\Models\WorkOrder\Reply)->whereNull('module_id')->with('workOrder')->chunk(100, function ($replies) {
             foreach ($replies as $reply) {
                 $reply->module_id = $reply->workOrder->module_id;
                 $reply->saveQuietly();
diff --git a/database/migrations/2023_01_01_211259_add_role_to_work_order_replies_table.php b/database/migrations/2023_01_01_211259_add_role_to_work_order_replies_table.php
index 35bfef7..c778b99 100644
--- a/database/migrations/2023_01_01_211259_add_role_to_work_order_replies_table.php
+++ b/database/migrations/2023_01_01_211259_add_role_to_work_order_replies_table.php
@@ -4,8 +4,7 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
diff --git a/database/migrations/2023_01_02_201811_add_notify_to_work_orders_table.php b/database/migrations/2023_01_02_201811_add_notify_to_work_orders_table.php
index a88bc5c..3edfe81 100644
--- a/database/migrations/2023_01_02_201811_add_notify_to_work_orders_table.php
+++ b/database/migrations/2023_01_02_201811_add_notify_to_work_orders_table.php
@@ -4,8 +4,7 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
diff --git a/database/migrations/2023_01_02_220622_add_email_md5_to_users_table.php b/database/migrations/2023_01_02_220622_add_email_md5_to_users_table.php
index 2c3fd76..36aa8b3 100644
--- a/database/migrations/2023_01_02_220622_add_email_md5_to_users_table.php
+++ b/database/migrations/2023_01_02_220622_add_email_md5_to_users_table.php
@@ -17,10 +17,10 @@ public function up(): void
             $table->string('email_md5')->after('email')->nullable()->comment('邮箱 MD5');
         });
 
-        $count = User::count();
+        $count = (new App\Models\User)->count();
         $i = 0;
 
-        User::chunk(100, function ($users) use (&$i, $count) {
+        (new App\Models\User)->chunk(100, function ($users) use (&$i, $count) {
             foreach ($users as $user) {
 
                 echo sprintf('Updating %d/%d', ++$i, $count) . PHP_EOL;
diff --git a/database/migrations/2023_01_03_143451_add_uuid_to_users_table.php b/database/migrations/2023_01_03_143451_add_uuid_to_users_table.php
index 4a9d064..a8b1b8e 100644
--- a/database/migrations/2023_01_03_143451_add_uuid_to_users_table.php
+++ b/database/migrations/2023_01_03_143451_add_uuid_to_users_table.php
@@ -17,10 +17,10 @@ public function up(): void
             $table->uuid()->unique()->after('id')->nullable();
         });
 
-        $count = User::count();
+        $count = (new App\Models\User)->count();
         $i = 0;
 
-        User::chunk(100, function ($users) use (&$i, $count) {
+        (new App\Models\User)->chunk(100, function ($users) use (&$i, $count) {
             foreach ($users as $user) {
                 echo sprintf('Updating %d/%d', ++$i, $count) . PHP_EOL;
 
diff --git a/database/migrations/2023_01_04_192849_add_index_to_users_table.php b/database/migrations/2023_01_04_192849_add_index_to_users_table.php
index 02e6b7c..449e9c9 100644
--- a/database/migrations/2023_01_04_192849_add_index_to_users_table.php
+++ b/database/migrations/2023_01_04_192849_add_index_to_users_table.php
@@ -4,8 +4,7 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *
diff --git a/database/migrations/2023_01_05_222438_add_name_to_admins_table.php b/database/migrations/2023_01_05_222438_add_name_to_admins_table.php
index 19d53e0..b237cc3 100644
--- a/database/migrations/2023_01_05_222438_add_name_to_admins_table.php
+++ b/database/migrations/2023_01_05_222438_add_name_to_admins_table.php
@@ -5,8 +5,7 @@
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;
 
-return new class extends Migration
-{
+return new class extends Migration {
     /**
      * Run the migrations.
      *