Add web test setup (#597)

* Extract logic from Albums page

- move "albums" page logic to `albums-bloc`
- add types to AlbumCard custom events

* Implement some album-bloc unit-tests

- add libraries for testing
- add album factory
- changes in albums-bloc API

* Add rest of albums-bloc test

Cleanup and remove console logs

* Refactor `isShowContextMenu` writable to derived

web/tsconfig.json

@@ -27,6 +27,9 @@
       ],
       "@api": [
         "./src/api"
+      ],
+      "@test-data": [
+        "./src/test-data"
       ]
     }
   }