Update README.md

Author: do6pbln9l

tests/README.md

@@ -1,9 +1,9 @@
 
-# Integration Tests
+# 🧪 Integration Tests
 
 Automated tests for OAuth2 infrastructure components.
 
-## Running Tests Locally
+## 🚀 Running Tests Locally
 
 ```
 
@@ -12,14 +12,14 @@ chmod +x tests/test_infrastructure.sh
 
 ```
 
-## Test Coverage
+## 📊 Test Coverage
 
 - ✅ Token storage directory (`/var/lib/hh-token`)
 - ✅ systemd timer configuration (`hh-token-refresh.timer`)
 - ✅ nginx reverse-proxy (`/etc/nginx/sites-available/hh-oauth2`)
 - ✅ Docker image availability (`ghcr.io/do6pbln9l/hh-oauth2-app`)
 
-## Expected Output
+## 📈 Expected Output
 
 ```
 
@@ -50,18 +50,23 @@ Tests failed: 0
 
 ```
 
-## CI/CD Integration
+## 🌐 CI/CD Integration
 
 Tests run automatically in GitHub Actions on every push to `main` branch. In CI environment, system-specific checks are skipped.
 
-## Adding New Tests
+## 📝 Adding New Tests
 
-1. Create test function in `test_infrastructure.sh`
-2. Follow naming convention: `test_<component_name>`
-3. Use `test_start`, `test_pass`, `test_fail` helpers
-4. Add test call to `main()` function
+1. ✏️ Create test function in `test_infrastructure.sh`
+2. 🏷️ Follow naming convention: `test_<component_name>`
+3. 🔧 Use `test_start`, `test_pass`, `test_fail` helpers
+4. ➕ Add test call to `main()` function
 
-## Test Environment Variables
+## ⚙️ Test Environment Variables
 
-- `CI=true` - Skips system-specific checks (for GitHub Actions)
+- 🔐 `CI=true` - Skips system-specific checks (for GitHub Actions)
 
+## 💡 Pro Tips
+
+- Run tests before each commit to catch issues early
+- Use `CI=true` locally to simulate GitHub Actions environment
+- Check `journalctl -u hh-token-refresh.timer` for systemd logs