chore: prepare release v1.2.1 (#97)

- Bump version from 1.2.0 to 1.2.1
- Add CHANGELOG.md with complete release history
- Document dependency updates in this release

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-authored-by: Claude <noreply@anthropic.com>

Author: sapientpants

CHANGELOG.md

@@ -0,0 +1,53 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [v1.2.1] - 2025-06-16
+- Updated all dependencies to their latest versions
+  - @modelcontextprotocol/sdk: 1.11.4 → 1.12.3
+  - axios: 1.9.0 → 1.10.0
+  - zod: 3.25.3 → 3.25.64
+  - @eslint/js: 9.27.0 → 9.29.0
+  - @types/cors: 2.8.18 → 2.8.19
+  - @types/express: 5.0.2 → 5.0.3
+  - @types/node: 22.15.19 → 24.0.1
+  - @typescript-eslint/eslint-plugin: 8.32.1 → 8.34.0
+  - @typescript-eslint/parser: 8.32.1 → 8.34.0
+  - eslint: 9.27.0 → 9.29.0
+  - eslint-plugin-prettier: 5.4.0 → 5.4.1
+  - jest: 29.7.0 → 30.0.0
+  - lint-staged: 16.0.0 → 16.1.2
+  - nock: 14.0.4 → 14.0.5
+  - ts-jest: 29.3.4 → 29.4.0
+
+## [v1.2.0] - 2025-05-21
+- Refactored codebase for improved maintainability
+- Removed examples directory containing non-production code
+- Improved documentation
+
+## [v1.1.0] - 2025-05-20
+- Added dependency vulnerability reporting
+- Added quality metrics history support
+- Added metric threshold management
+- Enhanced filtering capabilities for issues and runs
+- Fixed pagination issues
+- Improved error handling
+
+## [v1.0.2] - 2025-05-17
+- Fixed npx launching issues
+- Fixed package description
+
+## [v1.0.1] - 2025-05-17
+- Fixed documentation issues
+- Added comprehensive test coverage
+
+## [v1.0.0] - 2025-05-16
+- Initial stable release
+- Complete MCP server implementation for DeepSource
+- Support for projects, issues, runs, and compliance reports
+- Full GraphQL API integration
+- Comprehensive error handling
+- Relay-style pagination support

package.json

@@ -1,6 +1,6 @@
 {
   "name": "deepsource-mcp-server",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "Model Context Protocol server for DeepSource",
   "type": "module",
   "main": "dist/index.js",