docs: Consolidate documentation structure (139 files, zero information loss)

Consolidate all markdown documentation into organized structure per
CONSOLIDATION_DIRECTIVE. All files preserved (canonical, merged, or archived).

- docs/integration/ - Integration documentation (7 files)
- docs/platform/ios/ - iOS platform docs (12 files)
- docs/platform/android/ - Android platform docs (9 files)
- docs/testing/ - Testing documentation (15 files)
- docs/design/ - Design & research (5 files)
- docs/ai/ - AI/ChatGPT artifacts (7 files)
- docs/archive/2025-legacy-doc/ - Historical docs (17 files)

- Integration: Root INTEGRATION_GUIDE.md → docs/integration/
- Platform: Separated iOS and Android into platform/ subdirectories
- Testing: Consolidated all testing docs to docs/testing/
- Legacy: Archived entire doc/ directory to archive/
- AI: Moved all ChatGPT artifacts to docs/ai/

- Added docs/00-INDEX.md - Central navigation hub
- Added docs/CONSOLIDATION_SOURCE_MAP.md - Complete audit trail
- Added docs/CONSOLIDATION_COMPLETE.md - Consolidation summary
- Updated README.md with links to documentation index

- All 139 files have destinations (see CONSOLIDATION_SOURCE_MAP.md)
- Zero information loss (all files preserved)
- Archive preserves original structure
- Index provides clear navigation

- 87 files moved/created/updated
- Root-level docs consolidated
- Legacy doc/ directory archived
- Test app docs remain with test apps (indexed)

Ref: CONSOLIDATION_DIRECTIVE
Author: Matthew Raymer

README.md

@@ -72,6 +72,7 @@ The plugin has been optimized for **native-first deployment** with the following
 - **Security**: Encrypted storage and secure callback handling
 - **Database Access**: Full TypeScript interfaces for plugin database access
   - See [`docs/DATABASE_INTERFACES.md`](docs/DATABASE_INTERFACES.md) for complete API reference
+  - See [docs/00-INDEX.md](docs/00-INDEX.md) for complete documentation index
   - Plugin owns its SQLite database - access via Capacitor interfaces
   - Supports schedules, content cache, callbacks, history, and configuration
 
@@ -98,9 +99,13 @@ npm install git+https://github.com/timesafari/daily-notification-plugin.git
 
 The plugin follows the standard Capacitor Android structure - no additional path configuration needed!
 
+## Documentation
+
+**📚 Complete Documentation Index**: See [docs/00-INDEX.md](./docs/00-INDEX.md) for organized access to all documentation.
+
 ## Quick Integration
 
-**New to the plugin?** Start with the [Quick Integration Guide](./QUICK_INTEGRATION.md) for step-by-step setup instructions.
+**New to the plugin?** Start with the [Quick Integration Guide](./docs/integration/QUICK_START.md) for step-by-step setup instructions.
 
 The quick guide covers:
 - Installation and setup
@@ -109,7 +114,7 @@ The quick guide covers:
 - Basic usage examples
 - Troubleshooting common issues
 
-**For AI Agents**: See [AI Integration Guide](./AI_INTEGRATION_GUIDE.md) for explicit, machine-readable instructions with verification steps, error handling, and decision trees.
+**For AI Agents**: See [AI Integration Guide](./docs/ai/AI_INTEGRATION_GUIDE.md) for explicit, machine-readable instructions with verification steps, error handling, and decision trees.
 
 ## Quick Start
 
@@ -373,13 +378,13 @@ console.log(`Will fire at: ${new Date(result.triggerAtMillis).toLocaleString()}`
 
 For immediate validation of plugin functionality:
 
-- **Android**: [Manual Smoke Test - Android](./docs/manual_smoke_test.md#android-platform-testing)  
-- **iOS**: [Manual Smoke Test - iOS](./docs/manual_smoke_test.md#ios-platform-testing)
-- **Electron**: [Manual Smoke Test - Electron](./docs/manual_smoke_test.md#electron-platform-testing)
+- **Android**: [Manual Smoke Test - Android](./docs/testing/MANUAL_SMOKE_TEST.md#android-platform-testing)  
+- **iOS**: [Manual Smoke Test - iOS](./docs/testing/MANUAL_SMOKE_TEST.md#ios-platform-testing)
+- **Electron**: [Manual Smoke Test - Electron](./docs/testing/MANUAL_SMOKE_TEST.md#electron-platform-testing)
 
 ### Manual Smoke Test Documentation
 
-Complete testing procedures: [docs/manual_smoke_test.md](./docs/manual_smoke_test.md)
+Complete testing procedures: [docs/testing/MANUAL_SMOKE_TEST.md](./docs/testing/MANUAL_SMOKE_TEST.md)
 
 ## Platform Requirements
 
@@ -776,21 +781,21 @@ MIT License - see [LICENSE](LICENSE) file for details.
 
 ### Documentation
 
-- **API Reference**: Complete TypeScript definitions
+**📚 [Complete Documentation Index](./docs/00-INDEX.md)** - Central hub for all project documentation
+
+**Key Documentation:**
+- **Integration**: [Integration Guide](./docs/integration/INTEGRATION_GUIDE.md) - Complete integration instructions
+- **Platform Guides**: 
+  - [iOS Platform Docs](./docs/platform/ios/) - iOS implementation, migration, and troubleshooting
+  - [Android Platform Docs](./docs/platform/android/) - Android implementation and directives
+- **Testing**: [Testing Documentation](./docs/testing/) - Comprehensive testing guides and procedures
+- **Alarms**: [Alarm System Docs](./docs/alarms/) - Alarm system documentation
 - **Database Interfaces**: [`docs/DATABASE_INTERFACES.md`](docs/DATABASE_INTERFACES.md) - Complete guide to accessing plugin database from TypeScript/webview
-- **Database Consolidation Plan**: [`android/DATABASE_CONSOLIDATION_PLAN.md`](android/DATABASE_CONSOLIDATION_PLAN.md) - Database schema consolidation roadmap
 - **Database Implementation**: [`docs/DATABASE_INTERFACES_IMPLEMENTATION.md`](docs/DATABASE_INTERFACES_IMPLEMENTATION.md) - Implementation summary and status
-- **Migration Guide**: [doc/migration-guide.md](doc/migration-guide.md)
-- **Integration Guide**: [INTEGRATION_GUIDE.md](INTEGRATION_GUIDE.md) - Complete integration instructions
+- **Database Consolidation Plan**: [`docs/platform/android/DATABASE_CONSOLIDATION_PLAN.md`](docs/platform/android/DATABASE_CONSOLIDATION_PLAN.md) - Database schema consolidation roadmap
 - **Building Guide**: [BUILDING.md](BUILDING.md) - Comprehensive build instructions and troubleshooting
-- **AAR Integration Troubleshooting**: [docs/aar-integration-troubleshooting.md](docs/aar-integration-troubleshooting.md) - Resolving duplicate class issues
-- **Android App Analysis**: [docs/android-app-analysis.md](docs/android-app-analysis.md) - Comprehensive analysis of /android/app structure and /www integration
-- **ChatGPT Analysis Guide**: [docs/chatgpt-analysis-guide.md](docs/chatgpt-analysis-guide.md) - Structured prompts for AI analysis of the Android test app
-- **Android App Improvement Plan**: [docs/android-app-improvement-plan.md](docs/android-app-improvement-plan.md) - Implementation plan for architecture improvements and testing enhancements
-- **Implementation Guide**: [doc/STARRED_PROJECTS_POLLING_IMPLEMENTATION.md](doc/STARRED_PROJECTS_POLLING_IMPLEMENTATION.md) - Generic polling interface
-- **UI Requirements**: [doc/UI_REQUIREMENTS.md](doc/UI_REQUIREMENTS.md) - Complete UI component requirements
-- **Host App Examples**: [examples/hello-poll.ts](examples/hello-poll.ts) - Generic polling integration
-- **Background Data Fetching Plan**: [doc/BACKGROUND_DATA_FETCHING_PLAN.md](doc/BACKGROUND_DATA_FETCHING_PLAN.md) - Complete Option A implementation guide
+- **Design & Research**: [Design Documentation](./docs/design/) - Design research and implementation guides
+- **Archive**: [Legacy Documentation](./docs/archive/2025-legacy-doc/) - Historical documentation preserved for reference
 
 ### Community