Adding user_id field to the table

app/Http/Controllers/ProjectController.php

@@ -21,7 +21,9 @@ public function create()
 
     public function store(StoreProjectRequest $request)
     {
-        Project::create($request->validated());
+        Project::create($request->validated()
+        //    + ['user_id' => auth()->id()]
+        );
 
         return redirect()->route('projects.index');
     }

app/Models/Project.php

@@ -9,5 +9,14 @@ class Project extends Model
 {
     use HasFactory;
 
-    protected $fillable = ['name'];
+    protected $fillable = ['name', 'user_id'];
+
+    protected static function boot()
+    {
+        parent::boot();
+
+        self::creating(function($model) {
+            $model->user_id = auth()->id();
+        });
+    }
 }

database/migrations/2022_04_26_063201_add_user_id_to_projects_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
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('projects', function (Blueprint $table) {
+            $table->foreignId('user_id')->constrained();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('projects', function (Blueprint $table) {
+            //
+        });
+    }
+};