Look: Terminal theme (panr/hugo-theme-terminal v4.2.6), adapted to the museum

Theme vendored unmodified in themes/terminal; base, head, header, footer and post templates
rewritten in its markup; museum components restyled in assets/css/museum.css. Embedded forum
threads follow the same colours.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ

themes/terminal/layouts/partials/post-lastmod.html

@@ -0,0 +1,10 @@
+{{- $date := .Lastmod -}}
+{{- with .Params.dateFormat -}}
+  {{- $date | time.Format . -}}
+{{- else -}}
+  {{- with .Site.Params.dateFormat -}}
+    [{{- or $.Site.Params.updatedDatePrefix "Updated: " }} {{ $date | time.Format . -}}]
+  {{- else -}}
+    [{{- or $.Site.Params.updatedDatePrefix "Updated: " }} {{ $date | time.Format "2006-01-02" -}}]
+  {{- end -}}
+{{- end -}}