import urllib.request
import json

url = "https://hub.docker.com/v2/repositories/semaphoreui/semaphore/tags?page_size=100"
req = urllib.request.Request(url, headers={'User-Agent': 'Mozilla/5.0'})
with urllib.request.urlopen(req, timeout=5) as resp:
    data = json.loads(resp.read().decode())
    ga_tags = [t['name'] for t in data.get('results', []) if not any(x in t['name'] for x in ['-rc', '-beta', '-alpha', '-debug', 'latest'])]
    print("Semaphore GA tags:", ga_tags[:10])