Initial commit: PRU LED firmware and HTTP service

- Combined PRU0 firmware for both mood (56 LED) and jaw (24 LED) strips
- Uses P9_27 and P9_25 (free pins, not HDMI locked)
- Python HTTP service on port 8765
- Named states: idle, listening, responding, pleasure, thinking, playful, commanding, love, sleep
- Setup scripts for fresh BBB deployment

Built with love by Vixy 🦊💜

setup-pi-nat.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Setup NAT on Pi 5 (head-vixy.local) to give BBB internet access
+# Run this on the Pi
+
+set -e
+
+echo "🦊 Setting up NAT for BBB..."
+
+# Enable IP forwarding
+sudo sysctl -w net.ipv4.ip_forward=1
+echo "net.ipv4.ip_forward=1" | sudo tee -a /etc/sysctl.conf
+
+# Setup NAT rules
+sudo iptables -t nat -A POSTROUTING -o wlan0 -j MASQUERADE
+sudo iptables -A FORWARD -i eth0 -o wlan0 -j ACCEPT
+sudo iptables -A FORWARD -i wlan0 -o eth0 -m state --state RELATED,ESTABLISHED -j ACCEPT
+
+# Make persistent (requires iptables-persistent)
+sudo apt install -y iptables-persistent
+sudo netfilter-persistent save
+
+echo "✅ NAT configured!"
+echo "   Pi (wlan0) -> BBB (eth0 192.168.5.2)"