[chrome] implement concept of granular contexts, replace ipc with @mercuryworkshop/rpc, remove legacy ipc

Author: velzie

packages/chrome/src/proxy/Controller.ts

@@ -13,7 +13,7 @@ import {
 	type ScramjetFetchRequest,
 } from "@mercuryworkshop/scramjet";
 
-function makeId(): string {
+export function makeId(): string {
 	return Math.random().toString(36).substring(2, 10);
 }