Mcp server implementation #3
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Pull Request Overview
This PR implements a comprehensive MCP (Model Context Protocol) server for Backstage catalogs. The implementation adds a complete authentication system, enhanced error handling, optimized response formatting, and robust infrastructure for production use.
Key changes:
- Complete MCP server implementation with 13 tools covering all major Backstage Catalog API operations
- Comprehensive authentication system supporting Bearer tokens, OAuth, API keys, and service accounts
- Enhanced error handling with standardized responses and security auditing
Reviewed Changes
Copilot reviewed 70 out of 77 changed files in this pull request and generated 5 comments.
Show a summary per file
| File | Description |
|---|---|
| tools-manifest.json | Generated manifest listing all available MCP tools with incorrect parameter schemas |
| src/types.ts | Updated type definitions with proper interfaces and exports |
| src/server.ts | Main server implementation with authentication configuration and tool loading |
| src/tools/*.ts | All 13 tool implementations with error handling and proper schemas |
| src/utils/*.ts | Comprehensive utility classes for authentication, caching, pagination, and responses |
| src/api/backstage-catalog-api.ts | Enhanced API client with authentication, caching, and security features |
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- Deleted unused guard functions (isString, isFunction, isBigInt) from guards.ts. - Removed tool-loader.spec.ts and tool-validator.test.ts as they were no longer needed. - Consolidated tool-related exports into a new tools/index.ts file for better organization. - Introduced ToolErrorHandler for standardized error handling during tool execution. - Implemented DefaultToolFactory for loading tool modules dynamically. - Added comprehensive tests for ToolLoader, DefaultToolRegistrar, and tool metadata validation. - Updated tools-manifest.json to reflect changes in tool parameters and descriptions.
…ogic - Updated import statements across various files to include .js extensions for consistency. - Refactored the ToolLoader class to register tools directly from static imports instead of loading from file paths. - Removed obsolete test files related to tool loading and metadata validation. - Enhanced the tools manifest with new entries for additional tools. - Updated TypeScript configuration to use NodeNext module resolution. - Added new dependencies for esbuild and rimraf in yarn.lock.
… for dependency management
…y ref tests for improved error messages
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