chore: snapshot état initial API Gestion des Marchés RLA — V0

Version initiale de l'API complète :
- Frontend : index.html (thème McKinsey, tableau de bord dynamique)
- Backend Express : server.js, routes/, services/, middleware/
- Authentification JWT, rôles, logs
- Connexion Baserow (NAS 192.168.100.33)
- Export PDF/XLSX, statistiques, alertes, pilotage
- Docker : Dockerfile, .env.example

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

data/users.json

@@ -0,0 +1,23 @@
+[
+  {
+    "id": 1,
+    "username": "nabil",
+    "password": "$2a$10$4nqlMxOSsDV99mJHvVQJzubVLCArz6fnkQ0RSTD9p1CwdGxwibHdq",
+    "role": "superadmin",
+    "region": "all"
+  },
+  {
+    "id": 2,
+    "username": "admin",
+    "password": "$2a$10$CbmqfDC8gYg0oOzGD7T2seIWQf1.vQQQSsSQbvVjkwOybmtogTTzS",
+    "role": "admin",
+    "region": "all"
+  },
+  {
+    "id": 3,
+    "username": "ikram",
+    "password": "$2a$10$pDeN2gaPE3GGXtScS.k9l.PAj99.Cxa637AbVrOlI7HbO9Cd4H2NW",
+    "role": "admin",
+    "region": "all"
+  }
+]