backend-plugin-api: separate out hook in addShutdownHook

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/backend-plugin-api/api-report.md

@@ -294,14 +294,19 @@ export interface IdentityService extends IdentityApi {}
 
 // @public (undocumented)
 export interface LifecycleService {
-  addShutdownHook(options: LifecycleServiceShutdownHook): void;
+  addShutdownHook(
+    hook: LifecycleServiceShutdownHook,
+    options?: LifecycleServiceShutdownOptions,
+  ): void;
 }
 
 // @public (undocumented)
-export type LifecycleServiceShutdownHook = {
-  fn: () => void | Promise<void>;
+export type LifecycleServiceShutdownHook = () => void | Promise<void>;
+
+// @public (undocumented)
+export interface LifecycleServiceShutdownOptions {
   logger?: LoggerService;
-};
+}
 
 // @public
 export interface LoggerService {

packages/backend-plugin-api/src/services/definitions/LifecycleService.ts

@@ -19,14 +19,17 @@ import { LoggerService } from './LoggerService';
 /**
  * @public
  */
-export type LifecycleServiceShutdownHook = {
-  fn: () => void | Promise<void>;
+export type LifecycleServiceShutdownHook = () => void | Promise<void>;
 
+/**
+ * @public
+ */
+export interface LifecycleServiceShutdownOptions {
   /**
    * Optional {@link LoggerService} that will be used for logging instead of the default logger.
    */
   logger?: LoggerService;
-};
+}
 
 /**
  * @public
@@ -35,5 +38,8 @@ export interface LifecycleService {
   /**
    * Register a function to be called when the backend is shutting down.
    */
-  addShutdownHook(options: LifecycleServiceShutdownHook): void;
+  addShutdownHook(
+    hook: LifecycleServiceShutdownHook,
+    options?: LifecycleServiceShutdownOptions,
+  ): void;
 }

packages/backend-plugin-api/src/services/definitions/index.ts

@@ -28,6 +28,7 @@ export type { HttpRouterService } from './HttpRouterService';
 export type {
   LifecycleService,
   LifecycleServiceShutdownHook,
+  LifecycleServiceShutdownOptions,
 } from './LifecycleService';
 export type { LoggerService, LogMeta } from './LoggerService';
 export type { PermissionsService } from './PermissionsService';