feat: infrastructure assets management with warranty tracking and EAN lookup integration

app/Models/Commune.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Commune extends Model
+{
+    protected $fillable = ['nom', 'code_postal'];
+
+    public function commandes(): HasMany
+    {
+        return $this->hasMany(Commande::class);
+    }
+
+    public function contrats(): HasMany
+    {
+        return $this->hasMany(Contrat::class);
+    }
+}