Fix publish workflow

.gitea/workflows/publish.yml

@@ -1,10 +1,10 @@
 name: Publish
 
 on:
-  pull_request:
-    branches: '*'
   push:
-    branches: '*'
+    branches:
+      - main
+      - publish-test
 
 jobs:
   publish:
@@ -16,9 +16,9 @@ jobs:
       - name: "Get build info"
         id: build-info
         run: |
-          ./scripts/create_build_tag_file.sh
+          build_tag=$(./scripts/create_build_tag_file.sh)
-          build_tag=$(cat ./app/data/build_tag.txt)
           echo "build-tag=v${build_tag}" >> $GITHUB_OUTPUT
+          echo "Build tag set to v${build_tag}"          
       - name: "Install Python"
         uses: cerc-io/setup-python@v4
         with:
@@ -28,7 +28,7 @@ jobs:
       - name: "Install shiv"
         run: pip install shiv
       - name: "Test things"
-        run: echo "Build tag is: ${{ steps.build-info.outputs.build-tag }}"
+        run: echo "Build tag is ${{ steps.build-info.outputs.build-tag }}"
       - name: "Build local shiv package"
         id: build
         run: |