feat: add cmhub settings panel

app/ai.py

@@ -491,6 +491,30 @@ def fetch_cmhub_models(base_url, api_key, connect_timeout=10, read_timeout=30):
     return [copy.deepcopy(model) for model in models if isinstance(model, dict)]
 
 
+def fetch_cmhub_balance(base_url, api_key, connect_timeout=10, read_timeout=30):
+    """Fetch cmhub point balance for settings UI."""
+
+    base_url = str(base_url or "").strip()
+    api_key = str(api_key or "")
+    if not base_url:
+        raise CMHubError("cmhub_not_configured", "请去⑤设置配置 cmhub Base URL")
+    if not api_key:
+        raise CMHubError("cmhub_not_configured", "请去⑤设置配置 cmhub API Key")
+    data = _cmhub_call_with_retry(
+        "GET",
+        appconfig.cmhub_request_url(base_url, "/api/v1/balance"),
+        api_key,
+        payload=None,
+        connect_timeout=max(1, int(connect_timeout or 10)),
+        read_timeout=max(1, int(read_timeout or 30)),
+        attempts=1,
+        on_retry=None,
+    )
+    if "points_balance" not in data:
+        raise CMHubError("bad_response", "cmhub 余额返回格式错误")
+    return copy.deepcopy(data)
+
+
 def _ai_backend(ai_cfg):
     backend = str(ai_cfg.get("backend", "direct") or "direct").strip().lower()
     if backend not in appconfig.AI_BACKENDS: