GitLab

- Standardized table loading logic with enhanced useTableLoader.
- Unified form submission patterns via new useForm composable.
- Extracted common UI components: SearchInput and StatusBadge.
- Centralized common interface definitions in types/index.ts.
- Achieved TypeScript zero-error status across refactored files.
- Greatly improved code reusability and maintainability.

- Split UsersView.vue into UserCreateModal, UserEditModal, UserApiKeysModal, etc.
- Split UsageView.vue into UsageStatsCards, UsageFilters, UsageTable, etc.
- Split DashboardView.vue into UserDashboardStats, UserDashboardCharts, etc.
- Split AccountsView.vue into AccountTableActions, AccountTableFilters, etc.
- Standardized TypeScript types across new components to resolve implicit 'any' and 'never[]' errors.
- Improved overall frontend maintainability and code clarity.