feat(identity): redesign identity module and introduce RBAC foundation

- Redesign the Identity module with a richer domain model.
- Extend the User entity to support username, Authentik integration, activity tracking, and storage information.
- Add Role and Permission domain models with many-to-many relationships.
- Implement RBAC foundation using UserRole, RolePermission, and UserPermission mappings.
- Add user storage quota and usage fields with default values.
- Introduce Authentik identifiers and synchronization metadata.
- Refactor user domain logic for role and permission management.
- Update Prisma schema to support the new identity architecture.
- Improve JWT authentication and permission guard integration.
- Update repositories, handlers, controllers, mappers, DTOs, and Swagger configuration.
- Refresh environment configuration and project dependencies.

playwright.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig, devices } from '@playwright/test';
+
+export default defineConfig({
+  // only run Playwright tests in the integration folder to avoid running Jest unit tests
+  testDir: './tests/integration',
+  timeout: 30 * 1000,
+  expect: {
+    timeout: 5000,
+  },
+  forbidOnly: !!process.env.CI,
+  retries: process.env.CI ? 2 : 0,
+  workers: process.env.CI ? 1 : undefined,
+  reporter: [["list"], ["./tests/reporter/custom-reporter.js"]],
+  use: {
+    baseURL: process.env.BASE_URL || 'http://localhost:3000',
+  },
+});