docs: update documentation to reflect v4.3.2 architecture and features

- Updated code-standards.md with v4.3.2 subsystem organization, delegation patterns, and symlinking standards
- Enhanced codebase-summary.md to document delegation system, selective .claude/ symlinking, and shell completion
- Revised project-overview-pdr.md with v4.3.2 capabilities, feature requirements, and architectural evolution
- Added comprehensive project-roadmap.md documenting version history and future plans
- Updated system-architecture.md with delegation architecture, symlinking strategy, and diagnostics infrastructure
- Added repomix-output.xml to .gitignore

docs/project-roadmap.md

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+# CCS Project Roadmap
+
+## Completed Features
+
+### v4.3.2 (Current - 2025-11-17)
+- ✅ **AI-Powered Delegation**: Headless execution with stream-JSON output
+- ✅ **Selective Symlinking**: Share .claude/ directories (commands, skills, agents)
+- ✅ **Enhanced Shell Completion**: 4 shells, color-coded categories
+- ✅ **Diagnostics Suite**: Doctor, sync, update commands
+- ✅ **Session Continuation**: `:continue` support for follow-up tasks
+- ✅ **Stream-JSON Parser**: Real-time tool tracking (13+ Claude Code tools)
+
+### v4.2.x (2025-11-16)
+- ✅ **Doctor Command**: Comprehensive health validation
+- ✅ **Sync Command**: Repair broken symlinks and directory structure
+- ✅ **Update Checker**: Smart notifications for newer versions
+- ✅ **Color-Coded Status**: [OK], [!], [X] indicators
+- ✅ **Actionable Diagnostics**: Specific recommendations for issues
+
+### v4.1.x (2025-11-15)
+- ✅ **.claude/ Directory Symlinking**: Selective sharing with isolation
+- ✅ **Stream-JSON Output**: Real-time delegation tool tracking
+- ✅ **Shell Completion v2**: Enhanced with color-coded categories
+- ✅ **Windows Fallback**: Directory copying when symlinks unavailable
+- ✅ **Kimi API Fixes**: 401 error handling improvements
+
+### v4.0.x (2025-11-14)
+- ✅ **Delegation System**: Initial AI-powered task delegation
+- ✅ **Headless Execution**: `-p` flag for prompt-based execution
+- ✅ **Cost Tracking**: USD cost display per delegation
+- ✅ **Session Management**: Save session IDs for continuation
+- ✅ **Result Formatting**: Cost, duration, exit code display
+
+### v3.x (Historical)
+- ✅ **Vault Removal** (v3.0): Login-per-profile model
+- ✅ **GLMT Thinking Mode** (v3.2-v3.6): Experimental GLM reasoning support
+- ✅ **Platform Parity** (v3.0): Unified macOS/Linux/Windows behavior
+- ✅ **Shared Data Architecture** (v3.1): Early .claude/ sharing
+- ✅ **Concurrent Sessions** (v3.2): CLAUDE_CONFIG_DIR support
+
+### v2.x (Historical)
+- ✅ **Vault-Based Encryption**: AES-256-GCM credential storage
+- ✅ **Multi-Account Management**: Multiple Claude accounts
+- ✅ **Profile Switching**: Instant model changes
+- ✅ **Initial Architecture**: Foundation for CCS
+
+## Active Development (v4.4-v4.5)
+
+### High Priority
+1. **Delegation Improvements**
+   - MCP tool integration for delegation workflow
+   - SQLite session storage for better query capabilities
+   - Pluggable result formatters (JSON, CSV, table)
+   - Enhanced error handling and retry logic
+   - Cost estimation before execution
+
+2. **Performance Optimization**
+   - Model selection based on task complexity analysis
+   - Cost-aware delegation routing (glm vs kimi vs claude)
+   - Caching for frequently used delegation tasks
+   - Parallel delegation support (multiple tasks)
+
+3. **Documentation**
+   - Video tutorials for delegation workflows
+   - Interactive setup wizard for API keys
+   - Migration guides (v3.x → v4.x tips)
+   - Troubleshooting expansion (common errors)
+
+### Medium Priority
+1. **Enhanced Diagnostics**
+   - Automated troubleshooting recommendations
+   - Performance profiling integration
+   - Log analysis tools
+   - Health score dashboard
+
+2. **Testing Expansion**
+   - End-to-end delegation tests
+   - Cross-platform CI/CD (macOS, Linux, Windows)
+   - Integration tests for symlinking
+   - Performance regression tests
+
+3. **Developer Experience**
+   - Better error messages for delegation failures
+   - Progress bars for long-running delegations
+   - Delegation history browsing (`ccs history`)
+   - Session replay capability
+
+### Low Priority
+1. **UI Improvements**
+   - Optional TUI for profile management
+   - Web dashboard for session history
+   - Visual delegation flow diagrams
+
+2. **Configuration Enhancements**
+   - Profile templates (copy settings from existing)
+   - Bulk profile operations
+   - Export/import profiles
+
+## Future Vision (v5.0+)
+
+### Long-term Goals
+
+#### AI-Powered Features
+1. **Automatic Task Classification**
+   - Analyze prompt to suggest best model (glm, kimi, claude)
+   - Estimate cost and duration before execution
+   - Smart profile recommendations
+
+2. **Intelligent Model Selection**
+   - Context-aware routing (task complexity → model)
+   - Cost optimization strategies
+   - Performance-based model selection
+
+3. **Context-Aware Delegation**
+   - Understand project context from git history
+   - Suggest relevant delegation tasks
+   - Learn from past delegation patterns
+
+#### Enterprise Features
+1. **Team Profile Sharing**
+   - Centralized profile repository
+   - Team-wide API key management
+   - Access control and permissions
+
+2. **Usage Analytics Dashboard**
+   - Delegation statistics and trends
+   - Cost tracking and budgeting
+   - Team productivity metrics
+
+3. **Centralized Configuration Management**
+   - Cloud-based config synchronization
+   - Multi-machine profile sync
+   - Backup and restore
+
+#### Ecosystem Expansion
+1. **Plugin System for Custom Models**
+   - Plugin API for third-party model integration
+   - Community plugin marketplace
+   - Custom transformation pipelines
+
+2. **CI/CD Pipeline Integration**
+   - GitHub Actions integration
+   - GitLab CI integration
+   - Automated delegation in workflows
+
+3. **Cloud-Based Session Synchronization**
+   - Session history across machines
+   - Collaborative delegation sessions
+   - Team delegation sharing
+
+## Deprecated Features
+
+### Removed in v3.0
+- ❌ **Vault-Based Credential Encryption**: Replaced with login-per-profile
+- ❌ **`ccs auth save` command**: Replaced with `ccs auth create`
+- ❌ **macOS-Specific Credential Switcher**: Unified across platforms
+
+### Removed in v2.x
+- ❌ **Early profile management**: Replaced with more robust system
+
+## Experimental Features
+
+### GLMT (Stable Experimental)
+- **Status**: Maintained but not actively developed
+- **Version**: v3.2-v3.6 (frozen)
+- **Limitations**:
+  - Unstable tool support
+  - Streaming issues
+  - Language forcing required (locale-enforcer)
+- **Alternative**: Use ZaiTransformer for production GLMT
+- **Future**: May be deprecated in v5.0 if Z.AI improves native support
+
+### Stream-JSON Parsing (Active)
+- **Status**: Actively developed in v4.x
+- **Version**: v4.0-v4.3.2
+- **Current State**: Stable for 13+ Claude Code tools
+- **Future**: Expand tool support, improve parsing reliability
+
+## Version History
+
+| Version | Date | Key Features |
+|---------|------|--------------|
+| **v4.3.2** | 2025-11-17 | Session continuation, stream-JSON enhancements |
+| **v4.2.0** | 2025-11-16 | Diagnostics suite (doctor, sync, update) |
+| **v4.1.4** | 2025-11-15 | Shell completion v2 with color-coding |
+| **v4.1.0** | 2025-11-15 | Selective .claude/ symlinking |
+| **v4.0.0** | 2025-11-14 | AI delegation system, headless execution |
+| **v3.6.x** | 2025-XX-XX | GLMT loop detection, locale enforcer |
+| **v3.3.0** | 2025-XX-XX | GLMT thinking mode, debug logging |
+| **v3.2.0** | 2025-XX-XX | GLMT proxy, concurrent sessions |
+| **v3.1.0** | 2025-XX-XX | Shared data architecture |
+| **v3.0.0** | 2025-XX-XX | Vault removal, login-per-profile |
+| **v2.x**   | 2024-XX-XX | Multi-account management, vault encryption |
+
+## Breaking Changes
+
+### v4.x → v5.0 (Planned)
+- **Potential**: GLMT removal if Z.AI improves
+- **Potential**: Configuration schema changes for enterprise features
+- **Migration**: Migration tools will be provided
+
+### v3.x → v4.x
+- **Zero Breaking Changes**: Fully backward compatible
+- **New Features**: Delegation, symlinking, diagnostics (opt-in)
+- **Migration**: No migration required
+
+### v2.x → v3.0
+- **Breaking**: `ccs auth save` → `ccs auth create`
+- **Breaking**: Profile schema change (vault removed)
+- **Breaking**: Removed `auth current`, `auth cleanup` commands
+- **Migration**: Manual profile recreation required
+
+## Roadmap Decision Process
+
+### Feature Prioritization
+1. **User Impact**: Features most requested by users
+2. **Technical Debt**: Addressing long-standing issues
+3. **Strategic Alignment**: Moving toward v5.0 vision
+4. **Resource Availability**: Development capacity
+
+### Version Planning
+- **Patch (x.x.X)**: Bug fixes, small improvements
+- **Minor (x.X.0)**: New features, backward compatible
+- **Major (X.0.0)**: Breaking changes, major overhaul
+
+## Contributing to Roadmap
+
+Community input is welcome. To suggest features:
+1. Open GitHub issue with `[Feature Request]` tag
+2. Describe use case and expected behavior
+3. Provide examples or mockups if applicable
+4. Discuss trade-offs and alternatives
+
+**Current Focus**: v4.4-v4.5 delegation improvements and performance optimization
+
+---
+
+**Last Updated**: 2025-11-21 (v4.3.2)