v1.15.25

AlarmClockXtreme v1.15.25

• Adds a local Sonar snore/loud-sound event timeline on the Bedtime screen.
• Stores compact start/end/duration/peak/average dB metadata only; no raw audio is retained.
• Adds Room DB v20 with snore_events migration and 30-day retention.
• Clears stale Sonar active state if the foreground service is no longer running.

Verification:

• Unit tests, Play debug unit tests, and lint passed.
• Room migration instrumentation test passed on physical SM-S938B - Android 16.
• Play, F-Droid, and Wear release APKs built and zipalign/API 37 release checks passed.
• Signing hygiene check passed.
• Installed Play release on physical R5CY34G070L and verified v1.15.25 Whats New copy plus Sonar active-state UI without crash.