Add scheme dropdown and load defaults from config

app/utils/config.py

@@ -1,5 +1,6 @@
 import json
 import os
+from urllib.parse import urlparse
 
 CONFIG_PATH = os.path.join(os.path.dirname(__file__), "..", "config.json")
 
@@ -12,3 +13,23 @@ def load_config():
 def save_config(new_config):
     with open(CONFIG_PATH, "w", encoding="utf-8") as f:
         json.dump(new_config, f, indent=4, ensure_ascii=False)
+
+
+def get_server_settings(config):
+    """Return (scheme, host, port) using defaults when not configured."""
+    scheme = "https"
+    host = ""
+    port = config.get("server_port", "32400") or "32400"
+
+    url = config.get("server_url", "")
+    if url:
+        parsed = urlparse(url)
+        if parsed.scheme:
+            scheme = parsed.scheme
+            host = parsed.hostname or parsed.netloc
+            if parsed.port:
+                port = str(parsed.port)
+        else:
+            host = url
+
+    return scheme, host, port