test: add comprehensive tests for platform management features

- Add platform authentication tests with password validation
- Add platform dashboard tests for data structures and roles
- Add platform API tests for company management and RBAC
- Update TODO with accurate implementation status and test coverage
- All 21 platform tests passing

TODO

@@ -3,14 +3,19 @@
 ## 🚀 CRITICAL PRIORITY - Architectural Refactoring
 
 ### Phase 1: Service Decomposition & Platform Management (Weeks 1-4)
-- [x] **Create Platform Management Layer**
+- [x] **Create Platform Management Layer** (80% Complete)
   - [x] Add Organization/PlatformUser models to Prisma schema
   - [x] Implement super-admin authentication system (/platform/login)
   - [x] Build platform dashboard for Notso AI team (/platform/dashboard)
-  - [x] Add company creation/management workflows
-  - [x] Create company suspension/activation features
+  - [x] Add company creation workflows
+  - [x] Add basic platform API endpoints with tests
   - [x] Create stunning SaaS landing page with modern design
-  - [x] Add proper SEO metadata and OpenGraph tags
+  - [ ] Add company editing/management workflows
+  - [ ] Create company suspension/activation UI features
+  - [ ] Add proper SEO metadata and OpenGraph tags
+  - [ ] Add user management within companies from platform
+  - [ ] Add AI model management UI
+  - [ ] Add cost tracking/quotas UI
 
 - [ ] **Extract Data Ingestion Service (Golang)**
   - [ ] Create new Golang service for CSV processing
@@ -134,6 +139,46 @@
 - [x] Fix schema drift - create missing migrations
 - [x] Add rate limiting to authentication endpoints
 - [x] Update README.md to use pnpm instead of npm
+- [x] Implement platform authentication and basic dashboard
+- [x] Add platform API endpoints for company management
+- [x] Write tests for platform features (auth, dashboard, API)
+
+## 📊 Test Coverage Status (< 30% Overall)
+
+### ✅ Features WITH Tests:
+- User Authentication (regular users)
+- User Management UI & API
+- Basic database connectivity
+- Transcript Fetcher
+- Input validation
+- Environment configuration
+- Format enums
+- Accessibility features
+- Keyboard navigation
+- Platform authentication (NEW)
+- Platform dashboard (NEW)
+- Platform API endpoints (NEW)
+
+### ❌ Features WITHOUT Tests (Critical Gaps):
+- **Data Processing Pipeline** (0 tests)
+  - CSV import scheduler
+  - Import processor
+  - Processing scheduler
+  - AI processing functionality
+  - Transcript parser
+- **Most API Endpoints** (0 tests)
+  - Dashboard endpoints
+  - Session management
+  - Admin endpoints
+  - Password reset flow
+- **Custom Server** (0 tests)
+- **Dashboard Features** (0 tests)
+  - Charts and visualizations
+  - Session details
+  - Company settings
+- **AI Integration** (0 tests)
+- **Real-time Features** (0 tests)
+- **E2E Tests** (only examples exist)
 
 ## 🏛️ Architectural Decisions & Rationale