feat(roles): add admin store roles page, permission i18n, and menu integration

- Add admin store roles page with merchant→store cascading for superadmin
  and store-only selection for platform admin
- Add permission catalog API with translated labels/descriptions (en/fr/de/lb)
- Add permission translations to all 15 module locale files (60 files total)
- Add info icon tooltips for permission descriptions in role editor
- Add store roles menu item and admin menu item in module definition
- Fix store-selector.js URL construction bug when apiEndpoint has query params
- Add admin store roles API (CRUD + platform scoping)
- Add integration tests for admin store roles and permission catalog

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

app/modules/tenancy/locales/en.json

@@ -97,6 +97,38 @@
         "show_all_menu_items": "This will show all menu items. Continue?",
         "hide_all_menu_items": "This will hide all menu items (except mandatory ones). You can then enable the ones you want. Continue?"
     },
+    "permissions": {
+        "category": {
+            "dashboard": "Dashboard",
+            "products": "Products",
+            "stock": "Inventory",
+            "orders": "Orders",
+            "customers": "Customers",
+            "marketing": "Marketing",
+            "reports": "Reports",
+            "settings": "Settings",
+            "team": "Team",
+            "imports": "Imports",
+            "general": "General",
+            "analytics": "Analytics",
+            "billing": "Billing",
+            "cart": "Cart",
+            "checkout": "Checkout",
+            "cms": "Content",
+            "loyalty": "Loyalty",
+            "marketplace": "Marketplace",
+            "messaging": "Messaging",
+            "payments": "Payments"
+        },
+        "team_view": "View Team",
+        "team_view_desc": "View team members and their roles",
+        "team_invite": "Invite Members",
+        "team_invite_desc": "Invite new members to the store team",
+        "team_edit": "Edit Members",
+        "team_edit_desc": "Edit team member roles and permissions",
+        "team_remove": "Remove Members",
+        "team_remove_desc": "Remove members from the store team"
+    },
     "features": {
         "team_members": {
             "name": "Team Members",