Initial commit of testapi

app/Models/Department.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+class Department extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'name',
+    ];
+
+    /**
+     * The projects that belong to the department.
+     */
+    public function projects(): BelongsToMany {
+        return $this->belongsToMany(
+            Project::class,
+            'department_project',
+            'department_id',
+            'project_id'
+        );
+    }
+}