feat: install.sh + section Installation dans CLAUDE.md

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

install.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+set -e
+
+sudo apt update
+sudo apt install -y \
+  python3-flask \
+  python3-opencv \
+  python3-dotenv \
+  gstreamer1.0-tools \
+  gstreamer1.0-plugins-base \
+  gstreamer1.0-plugins-good \
+  gstreamer1.0-plugins-bad \
+  gstreamer1.0-plugins-ugly \
+  gstreamer1.0-libcamera \
+  gstreamer1.0-x \
+  gstreamer1.0-gl \
+  libcamera-apps \
+  rpicam-apps \
+  v4l-utils
+
+# GPU memory pour v4l2h264enc hardware encoder
+if ! grep -q "gpu_mem=160" /boot/firmware/config.txt; then
+  echo "gpu_mem=160" | sudo tee -a /boot/firmware/config.txt
+  echo "⚠️  Reboot requis pour activer gpu_mem=160"
+fi
+
+echo "✅ Installation terminée"