fix: distinguish image connection and generation checks

apps/web/components/settings-center.tsx

@@ -249,6 +249,7 @@ export function SettingsCenter({ open, onClose, onReadinessChange }: SettingsCen
       });
       const result = await response.json() as TestResult;
       setTestResults((current) => ({ ...current, [target]: result }));
+      await loadSettings();
       setNotice({ tone: result.ok ? "success" : "error", text: result.message });
     } catch (error) {
       setNotice({ tone: "error", text: getErrorMessage(error) });
@@ -568,7 +569,7 @@ function ModelPoolPanel({ draft, tests, busy, onChange, onTest, onTrial }: Model
           <div className="model-editor-heading">
             <div>
               <h3>{pool.some((item) => item.id === editor.id) ? "编辑模型" : "添加模型"}</h3>
-              <p>测试会核对当前账号的模型列表，并准确指出哪个模型 ID 不可用。</p>
+              <p>“验证连接”检查地址、密钥和模型列表；部分媒体模型不会出现在列表中，最终以“试生成”的端到端结果为准。</p>
             </div>
             <button className="icon-button small" type="button" onClick={() => setEditor(null)} aria-label="关闭模型编辑器">
               <XIcon size={16} />
@@ -815,7 +816,7 @@ function ModelGroup({ title, description, category, models, tests, busy, onAdd,
                 <div className="model-row-actions">
                   <button className="button button-secondary compact" type="button" onClick={() => onTest(model.id)} disabled={Boolean(busy) || !model.enabled}>
                     {busy === target ? <ArrowClockwiseIcon className="spin" size={14} /> : <PlugIcon size={14} />}
-                    验证模型
+                    验证连接
                   </button>
                   {model.capabilities.includes("image_generation") ? (
                     <button className="button button-secondary compact" type="button" onClick={() => onTrial(model.id)} disabled={Boolean(busy) || !model.enabled} title="会消耗一次模型调用额度">