HiLight Studio v1.0.2 experimental

What changed

• Corrects the ADB command shown in the app setup screen.
• Adds automated tests for duty-cycle, taper, rest, and quiet-hours safety behavior.
• Improves CI, dependency updates, contribution templates, security reporting, and release documentation.

APK verification

• Package: com.hilight.studio
• Version: 1.0.2 (version code 3)
• Signed with the HiLight Studio release certificate (APK Signature Scheme v3)
• SHA-256: 5b12c0700490149d0d5f019d322d9339574f7e6208f514bf44b89e1d8f9ea93f

Experimental release for supported Pixel 11-series devices running Android 17.