*Audio Playback*

Content API:
 - Enabling CORS for access from Blazor app
Web Server:
 - Content API URL environment config
 - Web Audio API JS Interop layer in TypeScript
 - HttpClient configs
Web Client:
 - Audio Tack player controls
 - Audio Player example page
 - Audio Interop Service Layer
 - Named HttpClients

DeepDrftWeb.Client/wwwroot/appsettings.json

@@ -4,5 +4,8 @@
       "Default": "Information",
       "Microsoft.AspNetCore": "Warning"
     }
+  },
+  "ApiUrls": {
+    "ContentApi": "https://localhost:54493"
   }
 }