Add watch-deploy script for automatic rebuild and redeploy on src changes

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

artifacts/dental-app/scripts/watch-deploy.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+# Watches src/ for changes and automatically rebuilds + redeploys the
+# static site to /var/www/app.mydentalofficemanagement.com.
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+DEPLOY_DIR="/var/www/app.mydentalofficemanagement.com"
+
+build_and_deploy() {
+  echo "[watch-deploy] change detected, rebuilding..."
+  if PORT=5173 BASE_PATH=/ npm run build; then
+    find "${DEPLOY_DIR:?}" -mindepth 1 -delete
+    cp -r dist/public/* "$DEPLOY_DIR"/
+    echo "[watch-deploy] deployed at $(date)"
+  else
+    echo "[watch-deploy] build failed, not deploying"
+  fi
+}
+
+build_and_deploy
+
+while true; do
+  inotifywait -r -e modify,create,delete,move --exclude '(^|/)\.' src/ >/dev/null 2>&1
+  # debounce: wait for rapid successive saves to settle
+  sleep 1
+  while inotifywait -t 1 -r -e modify,create,delete,move --exclude '(^|/)\.' src/ >/dev/null 2>&1; do
+    sleep 1
+  done
+  build_and_deploy
+done