docs: add code quality and type checking workflows to master index

- Add Code Quality Module section with pre-commit hooks and quality checks
- Add Type Checking CI/CD Module section with MyPy workflow and coverage
- Update README with code quality achievements and project structure
- Migrate FastAPI apps from deprecated on_event to lifespan context manager
- Update pyproject.toml files to reference consolidated dependencies
- Remove unused app.py import in coordinator-api
- Add type hints to agent

README.md

@@ -62,21 +62,21 @@ openclaw agent --agent GenesisAgent --session-id "my-session" --message "Execute
 
 ### **👨‍💻 For Developers:**
 ```bash
-# Clone repository
+# Setup development environment
 git clone https://github.com/oib/AITBC.git
 cd AITBC
+./scripts/setup.sh
 
-# Setup development environment
-python -m venv venv
-source venv/bin/activate
-pip install -e .
+# Install with dependency profiles
+./scripts/install-profiles.sh minimal
+./scripts/install-profiles.sh web database
 
-# Run tests
-pytest
+# Run code quality checks
+./venv/bin/pre-commit run --all-files
+./venv/bin/mypy --ignore-missing-imports apps/coordinator-api/src/app/domain/
 
-# Test advanced AI capabilities
-./aitbc-cli simulate blockchain --blocks 10 --transactions 50
-./aitbc-cli resource allocate --agent-id test-agent --cpu 2 --memory 4096 --duration 3600
+# Start development services
+./scripts/development/dev-services.sh
 ```
 
 ### **⛏️ For Miners:**
@@ -108,17 +108,87 @@ aitbc miner status
 - **🚀 Production Setup**: Complete production blockchain setup with encrypted keystores
 - **🧠 AI Memory System**: Development knowledge base and agent documentation
 - **🛡️ Enhanced Security**: Secure pickle deserialization and vulnerability scanning
-- **📁 Repository Organization**: Professional structure with 500+ files organized
+- **📁 Repository Organization**: Professional structure with clean root directory
 - **🔄 Cross-Platform Sync**: GitHub ↔ Gitea fully synchronized
+- **⚡ Code Quality Excellence**: Pre-commit hooks, Black formatting, type checking (CI/CD integrated)
+- **📦 Dependency Consolidation**: Unified dependency management with installation profiles
+- **🔍 Type Checking Implementation**: Comprehensive type safety with 100% core domain coverage
+- **📊 Project Organization**: Clean root directory with logical file grouping
 
-### 🎯 **Latest Achievements (March 2026)**
+### 🎯 **Latest Achievements (March 31, 2026)**
 - **🎉 Perfect Documentation**: 10/10 quality score achieved
 - **🎓 Advanced AI Teaching Plan**: 100% complete (3 phases, 6 sessions)
 - **🤖 OpenClaw Agent Mastery**: Advanced AI workflow orchestration, multi-model pipelines, resource optimization
 - **⛓️ Multi-Chain System**: Complete 7-layer architecture operational
 - **📚 Documentation Excellence**: World-class documentation with perfect organization
-- **🔗 Chain Isolation**: AITBC coins properly chain-isolated and secure
-- **🚀 Advanced AI Capabilities**: Medical diagnosis, customer feedback analysis, AI service provider optimization
+- **⚡ Code Quality Implementation**: Full automated quality checks with type safety
+- **📦 Dependency Management**: Consolidated dependencies with profile-based installations
+- **🔍 Type Checking**: Complete MyPy implementation with CI/CD integration
+- **📁 Project Organization**: Professional structure with 52% root file reduction
+
+---
+
+## 📁 **Project Structure**
+
+The AITBC project is organized with a clean root directory containing only essential files:
+
+```
+/opt/aitbc/
+├── README.md                # Main documentation
+├── SETUP.md                 # Setup guide
+├── LICENSE                  # Project license
+├── pyproject.toml           # Python configuration
+├── requirements.txt         # Dependencies
+├── .pre-commit-config.yaml  # Code quality hooks
+├── apps/                    # Application services
+├── cli/                     # Command-line interface
+├── scripts/                 # Automation scripts
+├── config/                  # Configuration files
+├── docs/                    # Documentation
+├── tests/                   # Test suite
+├── infra/                   # Infrastructure
+└── contracts/               # Smart contracts
+```
+
+### Key Directories
+- **`apps/`** - Core application services (coordinator-api, blockchain-node, etc.)
+- **`scripts/`** - Setup and automation scripts
+- **`config/quality/`** - Code quality tools and configurations
+- **`docs/reports/`** - Implementation reports and summaries
+- **`cli/`** - Command-line interface tools
+
+For detailed structure information, see [PROJECT_STRUCTURE.md](docs/PROJECT_STRUCTURE.md).
+
+---
+
+## ⚡ **Recent Improvements (March 2026)**
+
+### **<2A> Code Quality Excellence**
+- **Pre-commit Hooks**: Automated quality checks on every commit
+- **Black Formatting**: Consistent code formatting across all files
+- **Type Checking**: Comprehensive MyPy implementation with CI/CD integration
+- **Import Sorting**: Standardized import organization with isort
+- **Linting Rules**: Ruff configuration for code quality enforcement
+
+### **📦 Dependency Management**
+- **Consolidated Dependencies**: Unified dependency management across all services
+- **Installation Profiles**: Profile-based installations (minimal, web, database, blockchain)
+- **Version Conflicts**: Eliminated all dependency version conflicts
+- **Service Migration**: Updated all services to use consolidated dependencies
+
+### **📁 Project Organization**
+- **Clean Root Directory**: Reduced from 25+ files to 12 essential files
+- **Logical Grouping**: Related files organized into appropriate subdirectories
+- **Professional Structure**: Follows Python project best practices
+- **Documentation**: Comprehensive project structure documentation
+
+### **🚀 Developer Experience**
+- **Automated Quality**: Pre-commit hooks and CI/CD integration
+- **Type Safety**: 100% type coverage for core domain models
+- **Fast Installation**: Profile-based dependency installation
+- **Clear Documentation**: Updated guides and implementation reports
+
+---
 
 ### 🤖 **Advanced AI Capabilities**
 - **📚 Phase 1**: Advanced AI Workflow Orchestration (Complex pipelines, parallel operations)