Don't instantiate the AuthService at the top level of the module.

I am working separating the initialization for the extension and cline-core
and this is causing a circular dependency.

src/core/controller/account/accountLoginClicked.ts

@@ -2,8 +2,6 @@ import { Controller } from "../index"
 import { AuthService } from "@/services/auth/AuthService"
 import { EmptyRequest, String } from "@shared/proto/cline/common"
 
-const authService = AuthService.getInstance()
-
 /**
  * Handles the user clicking the login link in the UI.
  * Generates a secure nonce for state validation, stores it in secrets,
@@ -13,5 +11,5 @@ const authService = AuthService.getInstance()
  * @returns The login URL as a string.
  */
 export async function accountLoginClicked(_controller: Controller, _: EmptyRequest): Promise<String> {
-	return await authService.createAuthRequest()
+	return await AuthService.getInstance().createAuthRequest()
 }

src/core/controller/account/accountLogoutClicked.ts

@@ -3,7 +3,6 @@ import { Empty } from "@shared/proto/cline/common"
 import type { EmptyRequest } from "@shared/proto/cline/common"
 import type { Controller } from "../index"
 
-const authService = AuthService.getInstance()
 /**
  * Handles the account logout action
  * @param controller The controller instance
@@ -12,6 +11,6 @@ const authService = AuthService.getInstance()
  */
 export async function accountLogoutClicked(controller: Controller, _request: EmptyRequest): Promise<Empty> {
 	await controller.handleSignOut()
-	await authService.handleDeauth()
+	await AuthService.getInstance().handleDeauth()
 	return Empty.create({})
 }

src/core/controller/account/subscribeToAuthStatusUpdate.ts

@@ -1,5 +1,13 @@
-import { AuthService } from "../../../services/auth/AuthService"
+import { AuthState, EmptyRequest } from "@/shared/proto/index.cline"
+import { AuthService } from "@services/auth/AuthService"
+import { Controller } from ".."
+import { StreamingResponseHandler } from "../grpc-handler"
 
-const authService = AuthService.getInstance()
-export const subscribeToAuthStatusUpdate = authService.subscribeToAuthStatusUpdate.bind(authService)
-export const sendAuthStatusUpdateEvent = authService.sendAuthStatusUpdate.bind(authService)
+export async function subscribeToAuthStatusUpdate(
+	controller: Controller,
+	request: EmptyRequest,
+	responseStream: StreamingResponseHandler<AuthState>,
+	requestId?: string,
+): Promise<void> {
+	return AuthService.getInstance().subscribeToAuthStatusUpdate(controller, request, responseStream, requestId)
+}