Initial release: Sleepy Agent v1.0

A fully local AI assistant for Android powered by Google's Gemma 4 models.

Features:
- Fully local inference (voice/image/text on-device)
- Voice input with Voice Activity Detection
- Image understanding with camera/gallery support
- Text chat with markdown rendering
- Gemma 4 via LiteRT-LM (E2B/E4B variants)
- Model download manager
- Session management with persistent history
- Smart TTS with auto-detect mode
- Device RAM info for model selection

README.md

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+# Sleepy Agent
+
+A fully local AI assistant for Android powered by Google's Gemma 4 models via LiteRT-LM. Your conversations stay on your device - no cloud required. Can search the web when you need up-to-date information.
+
+<p align="center">
+  <img src="docs/screen.jpg" alt="Sleepy Agent Screenshot" width="300">
+</p>
+
+## Features
+
+### 🔒 Fully Local Inference
+- **Voice, image, and text processing** all happens on-device
+- No internet connection required for inference (except for web search tool)
+- Conversations stay private - no data sent to external AI services
+
+### 🎙️ Voice Input
+- Tap the mic button and speak naturally
+- Voice Activity Detection (VAD) automatically stops recording after you finish speaking
+- Optional TTS (Text-to-Speech) responses when using voice input
+
+### 🖼️ Image Understanding
+- Send images from your gallery or take a photo
+- Ask questions about what's in the image
+- Works with text prompts alongside images
+
+### 📝 Text Chat
+- Full markdown support including tables and code blocks
+- Persistent conversation history
+- Navigate between multiple chat sessions
+
+### 🧠 Gemma 4 via LiteRT-LM
+- Powered by Google's official LiteRT-LM SDK
+- Choose between **E2B** (2B params, ~2.7GB, faster) or **E4B** (4B params, ~4.5GB, higher quality)
+- 16K token context window
+- KV cache reuse for faster multi-turn conversations
+- **Performance**: E2B runs at ~25-30 tokens/sec on a Samsung Galaxy Z Fold 5 (personal testing)
+
+### 📥 Easy Model Setup
+- **Download directly in the app**: Settings → Download Gemma 4 E2B/E4B
+- **Or select your own model**: Use any `.litertlm` file from HuggingFace LiteRT Community
+- Device info card shows your RAM to help choose the right model
+
+### 💾 Session Management
+- Navigation drawer shows all your past conversations
+- Continue previous chats or start fresh
+- Auto-saved conversation history
+
+### 🔊 Smart TTS
+- Optional text-to-speech for responses
+- Auto-detect mode: speaks when you use voice input, silent for text input
+
+## Work in Progress
+
+- **Floating Bubble**: Quick access overlay (requires additional permissions)
+- **Home Server Delegation**: Optionally route requests to your own server
+
+## Requirements
+
+- Android 8.0+ (API 26)
+- 4GB+ RAM recommended
+- ~3GB free storage for E2B model (~5GB for E4B)
+
+## Building
+
+See [DEVELOPMENT.md](docs/DEVELOPMENT.md) for detailed build instructions and how to configure your own SearXNG server.
+
+Quick build:
+```bash
+./gradlew :app:assembleDebug
+```
+
+The release APK is ~50MB (arm64-v8a only).
+
+## Web Search Setup
+
+The app can search the web using a SearXNG server. To set up your own, see [DEVELOPMENT.md](docs/DEVELOPMENT.md).
+
+## Model Sources
+
+Download `.litertlm` models from:
+- [HuggingFace LiteRT Community](https://huggingface.co/litert-community)
+- Gemma 4 E2B: `gemma-4-E2B-it-litert-lm`
+- Gemma 4 E4B: `gemma-4-E4B-it-litert-lm`
+
+## License
+
+MIT License - See LICENSE file