diff --git a/app/Http/Controllers/DocStructureController.php b/app/Http/Controllers/DocStructureController.php
new file mode 100644
index 0000000..7bf6f30
--- /dev/null
+++ b/app/Http/Controllers/DocStructureController.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+
+class DocStructureController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     *
+     * @return \Illuminate\Http\Response
+     */
+    public function index()
+    {
+        //
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     *
+     * @return \Illuminate\Http\Response
+     */
+    public function create()
+    {
+        //
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return \Illuminate\Http\Response
+     */
+    public function store(Request $request)
+    {
+        //
+    }
+
+    /**
+     * Display the specified resource.
+     *
+     * @param  int  $id
+     * @return \Illuminate\Http\Response
+     */
+    public function show($id)
+    {
+        //
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     *
+     * @param  int  $id
+     * @return \Illuminate\Http\Response
+     */
+    public function edit($id)
+    {
+        //
+    }
+
+    /**
+     * Update the specified resource in storage.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  int  $id
+     * @return \Illuminate\Http\Response
+     */
+    public function update(Request $request, $id)
+    {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     *
+     * @param  int  $id
+     * @return \Illuminate\Http\Response
+     */
+    public function destroy($id)
+    {
+        //
+    }
+}
diff --git a/app/Models/DocStructureModel.php b/app/Models/DocStructureModel.php
new file mode 100644
index 0000000..4d9cd1d
--- /dev/null
+++ b/app/Models/DocStructureModel.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class DocStructureModel extends Model
+{
+    use HasFactory, SoftDeletes;
+}
diff --git a/app/Models/User.php b/app/Models/User.php
index 8996368..fc18e19 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -7,10 +7,11 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
 use Laravel\Sanctum\HasApiTokens;
+use Illuminate\Database\Eloquent\SoftDeletes;
 
 class User extends Authenticatable
 {
-    use HasApiTokens, HasFactory, Notifiable;
+    use HasApiTokens, HasFactory, Notifiable, SoftDeletes;
 
     /**
      * The attributes that are mass assignable.
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 621a24e..9c09453 100644
--- a/database/migrations/2014_10_12_000000_create_users_table.php
+++ b/database/migrations/2014_10_12_000000_create_users_table.php
@@ -15,12 +15,14 @@ class CreateUsersTable extends Migration
     {
         Schema::create('users', function (Blueprint $table) {
             $table->id();
+            $table->string('username');
             $table->string('name');
             $table->string('email')->unique();
             $table->timestamp('email_verified_at')->nullable();
             $table->string('password');
             $table->rememberToken();
             $table->timestamps();
+            $table->softDeletes();
         });
     }
 
diff --git a/database/migrations/2022_06_23_152119_create_doc_structure_models_table.php b/database/migrations/2022_06_23_152119_create_doc_structure_models_table.php
new file mode 100644
index 0000000..a747a62
--- /dev/null
+++ b/database/migrations/2022_06_23_152119_create_doc_structure_models_table.php
@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateDocStructureModelsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('doc_structure_models', function (Blueprint $table) {
+            $table->id();
+            $table->string('category');
+            $table->integer('parent_id')->unsigned()->nullable();
+            $table->timestamps();
+            $table->softDeletes();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('doc_structure_models');
+    }
+}
diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index 57b73b5..12470fd 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -3,6 +3,7 @@
 namespace Database\Seeders;
 
 use Illuminate\Database\Seeder;
+use Database\Seeders\UsersTableSeeder;
 
 class DatabaseSeeder extends Seeder
 {
diff --git a/database/seeders/UsersTableSeeder.php b/database/seeders/UsersTableSeeder.php
new file mode 100644
index 0000000..76fb202
--- /dev/null
+++ b/database/seeders/UsersTableSeeder.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Support\Facades\DB;
+use Illuminate\Database\Seeder;
+
+class UsersTableSeeder extends Seeder
+{
+    public function run()
+    {
+        //
+    }
+}