chore: bump version to 2.8.0

- Update package.json version from 2.7.23 to 2.8.0
- Update README.md test count from 1,182 to 1,356 tests
- Add comprehensive CHANGELOG entry for v2.8.0
- Document all test improvements and fixes from PR #104

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

Co-Authored-By: Claude <noreply@anthropic.com>

README.md

@@ -2,10 +2,10 @@
 
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![GitHub stars](https://img.shields.io/github/stars/czlonkowski/n8n-mcp?style=social)](https://github.com/czlonkowski/n8n-mcp)
-[![Version](https://img.shields.io/badge/version-2.7.23-blue.svg)](https://github.com/czlonkowski/n8n-mcp)
+[![Version](https://img.shields.io/badge/version-2.8.0-blue.svg)](https://github.com/czlonkowski/n8n-mcp)
 [![npm version](https://img.shields.io/npm/v/n8n-mcp.svg)](https://www.npmjs.com/package/n8n-mcp)
 [![codecov](https://codecov.io/gh/czlonkowski/n8n-mcp/graph/badge.svg?token=YOUR_TOKEN)](https://codecov.io/gh/czlonkowski/n8n-mcp)
-[![Tests](https://img.shields.io/badge/tests-1182%20passing-brightgreen.svg)](https://github.com/czlonkowski/n8n-mcp/actions)
+[![Tests](https://img.shields.io/badge/tests-1356%20passing-brightgreen.svg)](https://github.com/czlonkowski/n8n-mcp/actions)
 [![n8n version](https://img.shields.io/badge/n8n-v1.103.2-orange.svg)](https://github.com/n8n-io/n8n)
 [![Docker](https://img.shields.io/badge/docker-ghcr.io%2Fczlonkowski%2Fn8n--mcp-green.svg)](https://github.com/czlonkowski/n8n-mcp/pkgs/container/n8n-mcp)
 [![Deploy on Railway](https://railway.com/button.svg)](https://railway.com/deploy/VY6UOG?referralCode=n8n-mcp)
@@ -700,7 +700,7 @@ docker run --rm ghcr.io/czlonkowski/n8n-mcp:latest --version
 
 ## 🧪 Testing
 
-The project includes a comprehensive test suite with **1,182 tests** ensuring code quality and reliability:
+The project includes a comprehensive test suite with **1,356 tests** ensuring code quality and reliability:
 
 ```bash
 # Run all tests
@@ -720,8 +720,8 @@ npm run test:bench          # Performance benchmarks
 
 ### Test Suite Overview
 
-- **Total Tests**: 1,182 (99.5% passing)
-  - **Unit Tests**: 933 tests across 30 files
+- **Total Tests**: 1,356 (100% passing)
+  - **Unit Tests**: 1,107 tests across 44 files
   - **Integration Tests**: 249 tests across 14 files
 - **Execution Time**: ~2.5 minutes in CI
 - **Test Framework**: Vitest (for speed and TypeScript support)

docs/CHANGELOG.md

@@ -5,6 +5,44 @@ 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).
 
+## [2.8.0] - 2025-07-30
+
+### Added
+- **Enhanced Test Suite**: Expanded test coverage from 1,182 to 1,356 tests
+  - **Unit Tests**: Increased from 933 to 1,107 tests across 44 files (was 30)
+  - Added comprehensive edge case testing for all validators
+  - Split large test files for better organization and maintainability
+  - Added test documentation for common patterns and edge cases
+  - Improved test factory patterns for better test data generation
+
+### Fixed
+- **All Test Failures**: Achieved 100% test pass rate (was 99.5%)
+  - Fixed logger tests by properly setting DEBUG environment variable
+  - Fixed MSW configuration tests with proper environment restoration
+  - Fixed workflow validator tests by adding proper connections between nodes
+  - Fixed TypeScript compilation errors with explicit type annotations
+  - Fixed ValidationResult mocks to include all required properties
+  - Fixed environment variable handling in tests for better isolation
+
+### Enhanced
+- **Test Organization**: Restructured test files for better maintainability
+  - Split config-validator tests into 4 focused files: basic, edge-cases, node-specific, security
+  - Added dedicated edge case test files for all validators
+  - Improved test naming convention to "should X when Y" pattern
+  - Better test isolation with proper setup/teardown
+
+### Documentation
+- **Test Documentation**: Added comprehensive test guides
+  - Created test documentation files for common patterns
+  - Updated test counts in README.md to reflect new test suite
+  - Added edge case testing guidelines
+
+### CI/CD
+- **GitHub Actions**: Fixed permission issues
+  - Added proper permissions for test, benchmark-pr, and publish workflows
+  - Fixed status write permissions for benchmark comparisons
+  - Note: Full permissions will take effect after merge to main branch
+
 ## [2.7.23] - 2025-07-30
 
 ### Added

package.json

@@ -1,6 +1,6 @@
 {
   "name": "n8n-mcp",
-  "version": "2.7.23",
+  "version": "2.8.0",
   "description": "Integration between n8n workflow automation and Model Context Protocol (MCP)",
   "main": "dist/index.js",
   "bin": {