refactor: flatten structure + remove dead code
- Move PhoneClaw/ contents to project root (no more nesting)
- Delete PhoneClawMac/ (nested SPM package, duplicated iOS code)
- Delete LLM/LocalLLMService.swift (dead MediaPipe implementation)
- Delete llm_inference_engine.h + PhoneClaw-Bridging-Header.h (unused)
- Delete Sources/ (empty dir), phoneclaw.code-workspace, TECH_PATH_ANALYSIS.md, project.yml
- Fix project.pbxproj: update INFOPLIST_FILE, CODE_SIGN_ENTITLEMENTS paths
- Fix project.pbxproj: remove SWIFT_OBJC_BRIDGING_HEADER setting
- Fix project.pbxproj: remove LocalLLMService.swift file reference
- Fix project.pbxproj: PhoneClaw group now uses name= instead of path=
Kellyvv
0f146d4e8f