feat: Add video/screenshot recording, improve architecture, and reorganize documentation

- Add video recording on test failure with configurable options
- Add automatic screenshot capture on test failure
- Add Playwright trace recording for debugging
- Fix browser lifecycle management (BeforeClass/AfterClass alignment)
- Convert PlaywrightManager to thread-safe singleton pattern
- Update TestListener to capture failure artifacts automatically
- Add recording configuration to all property files
- Update .gitignore to exclude recording artifacts
- Create comprehensive ARCHITECTURE.md documentation
- Create EXAMPLES.md with practical test examples
- Create QUICKREF.md for quick reference
- Reorganize documentation into docs/ folder
- Update README.md with improved structure and examples
- Update all cross-references and links

Author: cmccarthyIrl

.gitignore

@@ -5,3 +5,15 @@
 /ui/target/
 /common/target/
 /api/target/
+/target/
+
+# Test artifacts
+*.log
+*.iml
+.DS_Store
+
+# Recording artifacts
+**/videos/
+**/screenshots/
+**/traces/
+**/spark-reports/