CI: add app version

.forgejo/workflows/build.yaml

@@ -4,7 +4,7 @@ on:
     inputs:
       build:
         description: "Build container"
-        required: false
+        required: true
         default: false
         type: boolean
 
@@ -50,6 +50,9 @@ jobs:
       - name: Install dependencies
         run: pnpm install
 
+      - name: Update version.json from git describe
+        run: pnpm run version
+
       - name: Build package (transpile ts => js)
         run: ng build
 
@@ -63,6 +66,8 @@ jobs:
           tags: ${{ steps.version.outputs.version }}
           containerfiles: |
             ./Containerfile
+          build-args: |
+            APP_VERSION=${{ steps.version.outputs.version }}
 
       - name: Workaround for bug of podman-login
         if: fromJSON(steps.builder.outputs.run)
@@ -79,8 +84,9 @@ jobs:
           password: ${{ secrets.REGISTRY_PASSWORD }}
           auth_file_path: /tmp/auth.json
 
-      - uses: actions/push-to-registry@v2
+      - name: Push the image to the registry
         if: fromJSON(steps.builder.outputs.run)
+        uses: actions/push-to-registry@v2
         with:
           registry: "docker://${{ vars.REGISTRY }}"
           image: treetrail-frontend