feat(cursor): add contributor profile link and improve UI for Cursor account card

- Integrated a tooltip with a button to open the contributor's GitHub profile in the CursorAccountCard component.
- Updated the layout of the account card for better visual organization.
- Removed routing mode options from the configuration view and adjusted related translations in multiple languages.
- Cleaned up unused routing mode logic in the app state management.

internal/backend/server/upstream/client.go

@@ -15,7 +15,6 @@ import (
 	"time"
 
 	"cursor/gen/aiserverv1"
-	"cursor/internal/backend/server"
 	"cursor/internal/logger"
 	"cursor/internal/netproxy"
 	legacyruntime "cursor/internal/runtime"
@@ -87,7 +86,7 @@ func buildUpstreamRequest(reqCtx *RequestContext, body []byte, options ForwardOp
 	}
 	upstreamRequest.Host = reqCtx.TargetURL.Host
 
-	if reqCtx.Mode == server.ModeLocal && shouldRewriteHost(reqCtx.TargetURL.Hostname()) {
+	if shouldRewriteHost(reqCtx.TargetURL.Hostname()) {
 		auth := formatBearerAuthorization(legacyruntime.LocalRelayToken)
 		if auth == "" {
 			return nil, nil, legacyruntime.ErrInvalidSystemSetting