Allow subtitle downloading (#11)

* Added subtitle options to media profile model

* Updated media profile form

* Adds subtitle-based options in options builder

* Updates metadata parser to include subtitles

* Adds subtitle_filepaths to media_item

* renamed video_filepath to media_filepath

* Added more fields to media profile show page

priv/repo/migrations/20240131182114_add_subtitles_to_media_item.exs

@@ -0,0 +1,9 @@
+defmodule Pinchflat.Repo.Migrations.AddSubtitleFilepathsToMediaItem do
+  use Ecto.Migration
+
+  def change do
+    alter table(:media_items) do
+      add :subtitle_filepaths, {:array, {:array, :string}}, default: []
+    end
+  end
+end