Fix Gemini Music references

layouts/shortcodes/music.gmi

@@ -0,0 +1,7 @@
+{{- $data := (index site.Data.music.musicbrainz (.Get 0)) -}}
+{{- with $data -}}
+{{- $displayArtist := .composer | default .artist -}}
+{{- $displayTitle := .title | default .album -}}
+
+=> {{ .musicbrainz }} 🎵 {{ $displayArtist }}{{ with $displayTitle }}{{ if $displayArtist }}: {{ end }}{{ . }}{{ end }}
+{{ end -}}

todo.md

@@ -30,7 +30,7 @@ Things I might work on within my personal blog's software.
 - [ ] Import Facebook posts
 - [ ] Songwhip is dead 😭 replace with something else
   - [x] Approach complete. Use Musicbrainz
-  - Annoyingly soundcloud URLs don't include the data needed to create an embed, so have to add that manually
+  - Annoyingly soundcloud URLs don't include the data needed to create an embed, so have to add that manually. Perhaps this will help? https://developers.soundcloud.com/docs/oembed#introduction
   - [ ] Auto-import from UUID [using release IDs](https://musicbrainz.org/ws/2/recording/013efa85-b7f5-4f95-809b-ff47c53726a9?inc=artist-credits%20artist-rels%20url-rels&fmt=json) — more complex to get composer info (eg. [here](https://musicbrainz.org/ws/2/recording/bfbd2167-db3a-469a-a0a3-3fdeacbd4344?inc=artist-credits%20artist-rels%20url-rels%20work-rels%20work-level-rels&fmt=json))
   - `composer: .relations[type=performance].work.relations[type=composer].name`
   - `title:    .title` (Or album, if path is `/release` not `/recording`)