Fix Docker health check - use root path instead of /health

The health check was failing because /health endpoint doesn't exist.
Changed to check the root path (/) which serves the Vue app.
This should prevent the container from restarting.

Co-authored-by: Cursor <cursoragent@cursor.com>

docker-compose.yml

@@ -16,7 +16,7 @@ services:
     labels:
       - "com.centurylinklabs.watchtower.enable=true"
     healthcheck:
-      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:7777/health"]
+      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:7777/"]
       interval: 30s
       timeout: 10s
       retries: 3