feat: ClaudeMeter — Wear OS rate-limit tracker for Claude Code

- wear: Compose for Wear UI, polls api.anthropic.com, shows 5h/7d utilization
- mobile: companion app — token input + Data Layer API + WiFi ADB install
- ADB pairing via libadb-android (SPAKE2 + TLS), pm install on watch
- Build: AGP 8.7.3, Gradle 8.13, Kotlin 1.9.22, compileSdk 35

.gitignore

@@ -0,0 +1,20 @@
+# Build
+build/
+.gradle/
+*.apk
+*.aab
+
+# IDE
+.idea/
+*.iml
+local.properties
+
+# Gradle wrapper (keep gradlew + wrapper jar + properties)
+gradle/wrapper/gradle-wrapper.jar
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Assets (generated by build)
+mobile/src/main/assets/wear.apk