enable and fix no-unused-vars and no-async-promise-executor (#17070)

* dev: set --no-bail for lint task

* lint: enable no-async-promise-executor lint and fix them

* lint: enable no-unused-vars with allowing _ prefix

* lint: fix semi

packages/backend/src/models/Channel.ts

@@ -27,7 +27,7 @@ export class MiChannel {
 	})
 	public userId: MiUser['id'] | null;
 
-	@ManyToOne(type => MiUser, {
+	@ManyToOne(() => MiUser, {
 		onDelete: 'SET NULL',
 	})
 	@JoinColumn()
@@ -52,7 +52,7 @@ export class MiChannel {
 	})
 	public bannerId: MiDriveFile['id'] | null;
 
-	@ManyToOne(type => MiDriveFile, {
+	@ManyToOne(() => MiDriveFile, {
 		onDelete: 'SET NULL',
 	})
 	@JoinColumn()