Initial commit - KAWA OS setup

setup

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+#!/usr/bin/env bash
+# KAWA OS - Installation automatique
+# Usage: git clone git.du-senegal.com/kawa && cd kawa && ./setup
+
+set -e
+
+HEADSCALE_URL="https://headscale.du-senegal.com"
+HEADSIZE_FALLBACK="http://141.94.23.212"
+HEADSCALE_AUTHKEY="f43f36ef159b3df799eb316b81bdac1b415c7cc2add174d0"
+
+echo "🜄 KAWA OS - Installation"
+echo ""
+
+# Hostname
+MODEL=$(cat /sys/class/dmi/id/product_name 2>/dev/null | tr '[:upper:]' '[:lower:]' | tr -d ' ' | cut -c1-15 || echo "node")
+SUFFIX=$(head -c 4 /dev/urandom | xxd -p 2>/dev/null || echo "0000")
+HOSTNAME="kawa-${MODEL}-${SUFFIX}"
+echo "Hostname: $HOSTNAME"
+
+# Tailscale
+if ! command -v tailscale &> /dev/null; then
+    echo "Installation de Tailscale..."
+    curl -fsSL https://tailscale.com/install.sh | sh
+fi
+
+tailscaled 2>/dev/null &
+sleep 3
+
+# Mesh
+echo "Connexion au mesh..."
+if tailscale up --login-server="$HEADSCALE_URL" --authkey="$HEADSCALE_AUTHKEY" --hostname="$HOSTNAME" 2>/dev/null; then
+    echo "✓ Connecté via $HEADSCALE_URL"
+elif tailscale up --login-server="$HEADSIZE_FALLBACK" --authkey="$HEADSCALE_AUTHKEY" --hostname="$HOSTNAME" 2>/dev/null; then
+    echo "✓ Connecté via $HEADSCALE_FALLBACK"
+else
+    echo "✗ Échec de connexion"
+    exit 1
+fi
+
+sleep 2
+echo ""
+echo "🜄 Nœud KAWA configuré!"
+echo "IP: $(tailscale ip 2>/dev/null || echo 'en attente...')"