feat: implement account settings and API tokens management

- Added SettingsComponent for user profile management, including display name and password change functionality.
- Introduced TokensComponent for managing API tokens, including creation and revocation.
- Created LayoutComponent for consistent application layout with navigation and user information.
- Established main application structure in index.html and main.ts.
- Integrated Tailwind CSS for styling and responsive design.
- Configured TypeScript settings for strict type checking and module resolution.

ts/models/index.ts

@@ -0,0 +1,16 @@
+/**
+ * Model exports
+ */
+
+export { initDb, getDb, closeDb, isDbConnected } from './db.ts';
+export { User } from './user.ts';
+export { Organization } from './organization.ts';
+export { OrganizationMember } from './organization.member.ts';
+export { Team } from './team.ts';
+export { TeamMember } from './team.member.ts';
+export { Repository } from './repository.ts';
+export { RepositoryPermission } from './repository.permission.ts';
+export { Package } from './package.ts';
+export { ApiToken } from './apitoken.ts';
+export { Session } from './session.ts';
+export { AuditLog } from './auditlog.ts';