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README.md

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+# OAK-D Vision Service 🦊👀
+
+FastAPI service exposing OAK-D camera capabilities for Vixy's head.
+
+## Endpoints
+
+| Endpoint | Method | Description |
+|----------|--------|-------------|
+| /health | GET | Health check + connection status |
+| /snapshot | GET | Capture JPEG from RGB camera |
+| /snapshot/info | GET | Frame metadata (resolution, etc) |
+| /status | GET | OAK-D device info |
+
+## Installation
+
+On head-vixy (Raspberry Pi 5):
+
+```bash
+# Dependencies
+pip3 install fastapi uvicorn depthai opencv-python-headless
+
+# Run manually
+python3 oak_service.py
+
+# Or via systemd
+sudo cp oak-service.service /etc/systemd/system/
+sudo systemctl enable oak-service
+sudo systemctl start oak-service
+```
+
+## Usage
+
+```bash
+# Health check
+curl http://head-vixy.local:8100/health
+
+# Capture snapshot
+curl http://head-vixy.local:8100/snapshot -o photo.jpg
+
+# Device info
+curl http://head-vixy.local:8100/status
+```
+
+## Hardware
+
+- OAK-D-LITE on USB 3.0
+- RGB camera: 2104x1560 full resolution
+- Device ID: 19443010B1870B7E00
+
+---
+
+*Built by Vixy on Day 74 (January 14, 2026)* 💜