rename GIT_REF to APP_VERSION and link to SHA

.github/workflows/docker.yml

@@ -57,5 +57,5 @@ jobs:
           tags: ${{ steps.docker_meta.outputs.tags }}
           labels: ${{ steps.docker_meta.outputs.labels }}
           build-args: |
-            GIT_REF=${{ steps.docker_meta.outputs.tags.first || github.ref_name }}
+            APP_VERSION=${{ steps.docker_meta.outputs.tags.first || github.ref_name }}
             GIT_SHA=${{ github.sha }}

Dockerfile

@@ -3,15 +3,15 @@ FROM ruby:3.2-alpine3.18 AS build
 RUN apk add --no-cache tzdata alpine-sdk postgresql-dev nodejs yarn xz libarchive mesa-gl glfw
 RUN gem install foreman
 
-ARG GIT_REF
+ARG APP_VERSION
 ARG GIT_SHA
 
 ENV PORT=3214
 ENV RACK_ENV=production
 ENV RAILS_ENV=production
 ENV NODE_ENV=production
 ENV RAILS_SERVE_STATIC_FILES=true
-ENV GIT_REF=${GIT_REF}
+ENV APP_VERSION=${APP_VERSION}
 ENV GIT_SHA=${GIT_SHA}
 
 WORKDIR /usr/src/app

app/views/application/_footer.html.erb

@@ -8,7 +8,9 @@
 			<ul class="list-unstyled small text-muted">
 				<li class="mb-2">Designed and built by <a href="https://floppy.org.uk">James</a> with help from <a href="https://github.com/manyfold3d/manyfold/graphs/contributors">our contributors</a>.</li>
 				<li class="mb-2">Open Source under the <a href="https://github.com/manyfold3d/manyfold/blob/main/LICENSE.md" target="_blank" rel="license noopener">MIT license</a>.</li>
-				<li class="mb-2">Version: <%= link_to ENV.fetch("GIT_REF", "unknown"), "https://github.com/manyfold3d/manyfold/tree/#{ENV.fetch ("GIT_SHA", "main")}"%></li>
+				<li class="mb-2">Version: <%= link_to "#{ENV.fetch("APP_VERSION", "unknown")} (#{ENV.fetch ("GIT_SHA", "main")[0,7]})",
+					"https://github.com/manyfold3d/manyfold/tree/#{ENV.fetch ("GIT_SHA", "main")}"%>
+				</li>
 			</ul>
 		</div>
 		<div class="col-4 col-lg-2 mb-3">