feat: add Master Admin application functionality

src/app/core/config/api.config.ts

@@ -1,6 +1,9 @@
 export const API_CONFIG = {
   baseUrl: '/api',
   endpoints: {
-    auth: '/auth'
-  }
+    auth: '/auth',
+    currentUserProfile: '/users/me',
+    tenantContext: '/tenants/current-context',
+    permissionContext: '/users/me/permissions',
+  },
 };