axiom-camera-capture-diag

Systematic troubleshooting for AVFoundation camera issues: frozen preview, wrong rotation, slow capture, session interruptions, and permission problems.

Core Principle: When camera doesn't work, the problem is usually:

Always check threading and session state BEFORE debugging capture logic.

相機凍結、預覽旋轉錯誤、拍攝緩慢、會話中斷、黑色預覽、前置相機鏡像、相機未啟動、AVCaptureSession 錯誤、startRunning 區塊、電話呼叫中斷相機 來源：megastep/codex-skills。