feat: add cluster auditing, management, and upgrade scripts

scripts/check_k3s_channels.py

@@ -0,0 +1,12 @@
+import urllib.request
+import json
+
+url = "https://update.k3s.io/v1-release/channels"
+try:
+    req = urllib.request.Request(url, headers={'User-Agent': 'Mozilla/5.0', 'Accept': 'application/json'})
+    with urllib.request.urlopen(req, timeout=10) as resp:
+        data = json.loads(resp.read().decode())
+        for item in data.get('data', []):
+            print(f"{item.get('id')}: {item.get('latest')}")
+except Exception as e:
+    print("Error:", e)