Fixed missing app version argument in GHA workflow

Author: cpcundill

.github/workflows/publish.yml

@@ -143,7 +143,7 @@ jobs:
 
       - run: docker pull $DOCKER_REPO:${GITHUB_REF_NAME} || echo "no current latest image"
 
-      - run: docker build -t $DOCKER_REPO:${{ steps.vars.outputs.sha_short }} .
+      - run: docker build --build-arg GIT_COMMIT="${GITHUB_REF_NAME}" -t $DOCKER_REPO:${{ steps.vars.outputs.sha_short }} .
 
       - run: docker tag $DOCKER_REPO:${{ steps.vars.outputs.sha_short }} $DOCKER_REPO:${GITHUB_REF_NAME}
 

Dockerfile

@@ -1,6 +1,6 @@
 FROM python:3.9.19-slim-bookworm
 
-ARG GIT_COMMIT
+ARG GIT_COMMIT=placeholder
 ENV GIT_COMMIT=$GIT_COMMIT
 
 # RUN apk add --no-cache libcurl curl-dev build-base