ajoute le portail Laravel : connexion prof/élève, session unique, gestion de classe, salle d'attente

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

portail/app/Models/LabSession.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class LabSession extends Model
+{
+    use HasFactory;
+
+    public const EN_ATTENTE = 'en_attente';
+
+    public const ADMIS = 'admis';
+
+    public const ACTIF = 'actif';
+
+    public const TERMINE = 'termine';
+
+    public const EXPIRE = 'expire';
+
+    protected $fillable = ['seance_id', 'eleve_id', 'lab_id', 'stack_id', 'etat', 'expire_a'];
+
+    protected $casts = [
+        'expire_a' => 'datetime',
+    ];
+
+    public function seance(): BelongsTo
+    {
+        return $this->belongsTo(Seance::class);
+    }
+
+    public function eleve(): BelongsTo
+    {
+        return $this->belongsTo(Eleve::class);
+    }
+
+    public function lab(): BelongsTo
+    {
+        return $this->belongsTo(Lab::class);
+    }
+}