ML-152: add /api/v1/ version prefix to all API routes

lib/music_library_web/controllers/collection_json.ex

@@ -33,8 +33,8 @@ defmodule MusicLibraryWeb.CollectionJSON do
       purchased_at: record.purchased_at,
       artists: Enum.map(record.artists, & &1.name),
       title: record.title,
-      cover_url: url(~p"/api/assets/#{Transform.new(hash: record.cover_hash)}"),
-      thumb_url: url(~p"/api/assets/#{Transform.new(hash: record.cover_hash, width: 480)}")
+      cover_url: url(~p"/api/v1/assets/#{Transform.new(hash: record.cover_hash)}"),
+      thumb_url: url(~p"/api/v1/assets/#{Transform.new(hash: record.cover_hash, width: 480)}")
     }
   end
 end

lib/music_library_web/router.ex

@@ -123,7 +123,7 @@ defmodule MusicLibraryWeb.Router do
     end
   end
 
-  scope "/api", MusicLibraryWeb do
+  scope "/api/v1", MusicLibraryWeb do
     pipe_through :api
 
     get "/collection/latest", CollectionController, :latest