Add Cloudflare AI provider support and enhance connection management

- Introduced Cloudflare AI as a new provider with specific configurations in providerModels.js and providers.js.
- Updated DefaultExecutor to handle account ID resolution for Cloudflare AI connections.
- Enhanced AddApiKeyModal and EditConnectionModal to include account ID input for Cloudflare AI.
- Implemented validation for Cloudflare AI API key connections in testUtils.js and route.js.
- Updated UI components to reflect changes in provider management and connection handling.

src/lib/localDb.js

@@ -36,7 +36,7 @@ const DEFAULT_SETTINGS = {
   outboundProxyUrl: "",
   outboundNoProxy: "",
   mitmRouterBaseUrl: DEFAULT_MITM_ROUTER_BASE,
-  rtkEnabled: false,
+  rtkEnabled: true,
 };
 
 function cloneDefaultData() {