Use Eloquent for BuildGroup model backend

app/Models/BuildGroup.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Support\Carbon;
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
+
+/**
+ * @property int $id
+ * @property string $name
+ * @property int $projectid
+ * @property Carbon $starttime
+ * @property Carbon $endtime
+ * @property int $autoremovetimeframe
+ * @property string $description
+ * @property int $summaryemail
+ * @property int $includesubprojectotal  // Should this be a boolean?
+ * @property int $emailcommitters // Should this be a boolean?
+ * @property string $type
+ *
+ * @mixin Builder<BuildGroup>
+ */
+class BuildGroup extends Model
+{
+    protected $table = 'buildgroup';
+
+    public $timestamps = false;
+
+    protected $fillable = [
+        'name',
+        'projectid',
+        'starttime',
+        'endtime',
+        'autoremovetimeframe',
+        'description',
+        'summaryemail',
+        'includesubprojectotal',
+        'emailcommitters',
+        'type',
+    ];
+
+    protected $casts = [
+        'id' => 'integer',
+        'projectid' => 'integer',
+        'starttime' => 'datetime',
+        'endtime' => 'datetime',
+        'autoremovetimeframe' => 'integer',
+        'summaryemail' => 'integer',
+        'includesubprojectotal' => 'integer',
+        'emailcommitters' => 'integer',
+    ];
+
+    /**
+     * @return BelongsTo<Project, self>
+     */
+    public function project(): BelongsTo
+    {
+        return $this->belongsTo(Project::class, 'id', 'projectid');
+    }
+}

app/Models/Project.php

@@ -120,4 +120,12 @@ public function measurements(): HasMany
     {
         return $this->hasMany(Measurement::class, 'projectid', 'id');
     }
+
+    /**
+     * @return HasMany<BuildGroup>
+     */
+    public function buildgroups(): HasMany
+    {
+        return $this->hasMany(BuildGroup::class, 'projectid', 'id');
+    }
 }