v0.1.14

Patch release for mobile Notes scroll performance and server build.\n\n- Improves mobile Rich-mode Notes scrolling by reducing mobile blur/shadow work and throttling Rich editor toolbar state updates.\n- Bumps server and Notes release metadata to 0.1.14.\n\nValidation: notes check, backend tests, suite build, notes build, Android APK build/sign/verify, Docker linux/amd64 build.