Packager-MCP

## 1. Project Setup
- [x] 1.1 Initialize npm project with TypeScript configuration
- [x] 1.2 Install dependencies (`@modelcontextprotocol/sdk`, `yaml`, `typescript`)
- [x] 1.3 Configure `tsconfig.json` with strict mode
- [x] 1.4 Set up build scripts and npm scripts

## 2. Type Definitions
- [x] 2.1 Create `types/config.ts` with configuration types
- [x] 2.2 Create `types/mcp.ts` with MCP-specific types
- [x] 2.3 Create `types/index.ts` to export all types

## 3. Configuration Management
- [x] 3.1 Create `config/schema.ts` with Zod validation schema
- [x] 3.2 Create `config/loader.ts` with YAML loading and validation
- [x] 3.3 Create default configuration template file

## 4. Utilities
- [x] 4.1 Create `utils/logger.ts` with structured logging
- [x] 4.2 Create `utils/errors.ts` with custom error classes

## 5. Cache Layer
- [x] 5.1 Create `cache/lru-cache.ts` with TTL support
- [x] 5.2 Add unit tests for cache functionality

## 6. Handler Framework
- [x] 6.1 Create `handlers/tools.ts` (placeholder for tool registration)
- [x] 6.2 Create `handlers/resources.ts` (placeholder for resource registration)
- [x] 6.3 Create `handlers/prompts.ts` (placeholder for prompt registration)
- [x] 6.4 Create `handlers/index.ts` to wire up all handlers

## 7. Server Entry Point
- [x] 7.1 Create `server.ts` with MCP server initialization
- [x] 7.2 Wire stdio transport
- [x] 7.3 Register capability handlers
- [x] 7.4 Add graceful shutdown handling

## 8. Testing & Validation
- [x] 8.1 Write unit tests for configuration loader
- [x] 8.2 Write unit tests for cache
- [x] 8.3 Write integration test for server startup
- [x] 8.4 Test with Claude CLI `mcp add` command

## 9. Documentation
- [x] 9.1 Create README with installation instructions
- [x] 9.2 Document configuration options