chore: release v0.2.2

## Changes

### Testing
- Consolidated test utilities into tests/common/mod.rs
- Reorganized tests: 4 files → 2 files (test_installation.rs, test_hooks.rs)
- Added new scenarios: worktrees, multiple hooks, error messages
- Total: 41 tests

### CI/CD
- Added code coverage workflow (tarpaulin + Codecov)
- Added coverage badge to README

### Build
- Makefile: added coverage, doc-check targets
- .gitignore: added coverage files

Author: pplmx

.github/dependabot.yml

@@ -31,3 +31,4 @@ jobs:
           files: coverage/cobertura.xml
           fail_ci_if_error: false
           verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}

.github/workflows/coverage.yml

@@ -2,6 +2,31 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.2.2] - 2026-01-09
+
+### 🧪 Testing
+
+- **Test infrastructure refactoring**: Consolidated test utilities into `tests/common/mod.rs`
+- **Test reorganization**: Merged 4 test files into 2 clear files (`test_installation.rs`, `test_hooks.rs`)
+- **New test scenarios**: Git worktrees, multiple hooks (10 types), error message validation
+- **Total**: 41 tests covering submodules, workspaces, worktrees, and edge cases
+
+### 🔧 CI/CD
+
+- **Code coverage**: Added `coverage.yml` workflow with tarpaulin and Codecov integration
+- **Coverage badge**: Added to README
+
+### 📦 Build
+
+- **Makefile improvements**:
+    - Added `make coverage` target
+    - Added `make doc-check` target
+    - Included `doc-check` in `make ci`
+    - Fixed CRLF line endings
+- **.gitignore**: Added coverage report files
+
+---
+
 ## [0.2.1] - 2026-01-09
 
 ### 🐛 Bug Fixes

.github/workflows/docker.yml

@@ -1,6 +1,6 @@
 [package]
 name = "husky-rs"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 rust-version = "1.70"
 description = "Git hooks manager for Rust projects - automatically install and manage Git hooks on build"