Make applicaiton in steampress extension public to make it easy to build on

Author: 0xTim

Sources/SteamPress/SteamPress+Application.swift

@@ -2,7 +2,7 @@ import Vapor
 
 extension Application {
     public class SteamPress {
-        let application: Application
+        public let application: Application
         let lifecycleHandler: SteamPressRoutesLifecycleHandler
 
         init(application: Application, lifecycleHandler: SteamPressRoutesLifecycleHandler) {