Refactor event bus and queue system; detect cycles in DI realization and make

src/service/Routing.ts

@@ -8,9 +8,9 @@ import {ViewEngineFactory} from '../views/ViewEngineFactory'
 import {ViewEngine} from '../views/ViewEngine'
 import {lib} from '../lib'
 import {Config} from './Config'
-import {EventBus} from '../event/EventBus'
 import {PackageDiscovered} from '../support/PackageDiscovered'
 import {staticServer} from '../http/servers/static'
+import {Bus} from '../support/bus'
 
 /**
  * Application unit that loads the various route files from `app/http/routes` and pre-compiles the route handlers.
@@ -24,7 +24,7 @@ export class Routing extends Unit {
     protected readonly config!: Config
 
     @Inject()
-    protected readonly bus!: EventBus
+    protected readonly bus!: Bus
 
     protected compiledRoutes: Collection<Route<unknown, unknown[]>> = new Collection<Route<unknown, unknown[]>>()
 
@@ -54,7 +54,7 @@ export class Routing extends Unit {
             this.logging.verbose(`${route}`)
         })
 
-        this.bus.subscribe(PackageDiscovered, async (event: PackageDiscovered) => {
+        await this.bus.subscribe(PackageDiscovered, async (event: PackageDiscovered) => {
             const loadFrom = event.packageConfig?.extollo?.routes?.loadFrom
             if ( Array.isArray(loadFrom) ) {
                 for ( const path of loadFrom ) {