feat: add official preset orange theme and disabled API input

- Add Anthropic orange theme styling for official preset buttons
- Auto-disable API Key input field when official preset is selected
- Add isOfficial field for precise official preset identification
- Enhance UX: official login requires no manual API Key input

src/config/providerPresets.ts

@@ -5,9 +5,19 @@ export interface ProviderPreset {
   name: string;
   websiteUrl: string;
   settingsConfig: object;
+  isOfficial?: boolean; // 标识是否为官方预设
 }
 
 export const providerPresets: ProviderPreset[] = [
+  {
+    name: "Claude官方登录",
+    websiteUrl: "https://www.anthropic.com/claude-code",
+    settingsConfig: {
+      env: {
+      },
+    },
+    isOfficial: true, // 明确标识为官方预设
+  },
   {
     name: "DeepSeek v3.1",
     websiteUrl: "https://platform.deepseek.com",