Initial commit: Complete project setup

Add all project files and configuration

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

local.properties.example

@@ -0,0 +1,7 @@
+# Copy this file to `local.properties` and adjust `sdk.dir` to your SDK path.
+
+# On Windows (Android Studio default):
+# sdk.dir=C:\\Users\\Administrator\\AppData\\Local\\Android\\Sdk
+
+# On WSL/Linux (tooling scripts in this repo expect this path):
+# sdk.dir=/opt/android-sdk