refactor: Use ESM (#8358)

* wip

* wip

* fix

* clean up

* Update tsconfig.json

* Update activitypub.ts

* wip

packages/backend/src/server/api/stream/channel.ts

@@ -1,4 +1,3 @@
-import autobind from 'autobind-decorator';
 import Connection from '.';
 
 /**
@@ -44,7 +43,6 @@ export default abstract class Channel {
 		this.connection = connection;
 	}
 
-	@autobind
 	public send(typeOrPayload: any, payload?: any) {
 		const type = payload === undefined ? typeOrPayload.type : typeOrPayload;
 		const body = payload === undefined ? typeOrPayload.body : payload;