Move router into app, and out of util

packages/app/src/index.ts

@@ -8,6 +8,7 @@ export * from './plaintext'
 export * from './profiles'
 export * from './relays'
 export * from './relaySelections'
+export * from './router'
 export * from './session'
 export * from './storage'
 export * from './thunk'
@@ -17,7 +18,8 @@ export * from './zappers'
 
 import {NetworkContext} from "@welshman/net"
 import {type TrustedEvent} from "@welshman/util"
-import {tracker, repository} from './core'
+import {tracker, repository, AppContext} from './core'
+import {splitRequest, makeRouter} from './router'
 import {onAuth} from './session'
 
 Object.assign(NetworkContext, {
@@ -25,3 +27,8 @@ Object.assign(NetworkContext, {
   onEvent: (url: string, event: TrustedEvent) => tracker.track(event.id, url),
   isDeleted: (url: string, event: TrustedEvent) => repository.isDeleted(event),
 })
+
+Object.assign(AppContext, {
+  splitRequest,
+  router: makeRouter(),
+})