Initial Ladill Frontdesk release with deploy pipeline.

Visitor management app with SSO, kiosk, badges, reports, and Gitea CI deploy to frontdesk.ladill.com.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Models/Building.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Models;
+
+use App\Models\Concerns\BelongsToOwner;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Building extends Model
+{
+    use BelongsToOwner, SoftDeletes;
+
+    protected $table = 'frontdesk_buildings';
+
+    protected $fillable = ['owner_ref', 'branch_id', 'name', 'floor_count'];
+
+    public function branch(): BelongsTo
+    {
+        return $this->belongsTo(Branch::class, 'branch_id');
+    }
+
+    public function receptionDesks(): HasMany
+    {
+        return $this->hasMany(ReceptionDesk::class, 'building_id');
+    }
+}