Only allow manual triggering of building demo project

.github/workflows/make-demo-repo.yml

@@ -3,9 +3,6 @@
 name: Make Demo Repo
 
 on:
-  push:
-    tags:
-      - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
   workflow_dispatch:
 
 jobs:
@@ -19,10 +16,6 @@ jobs:
       uses: actions/checkout@v2
       with:
         fetch-depth: 0  # avoids shallow checkout as needed by setuptools-scm
-    - name: Extract branch name
-      shell: bash
-      run: echo "##[set-output name=branch;]$(echo ${GITHUB_REF#refs/heads/})"
-      id: extract_branch
     - name: Set up Conda environment
       uses: conda-incubator/setup-miniconda@v2
       with:
@@ -38,7 +31,6 @@ jobs:
         git config --global user.name "John Doe"
         putup demo-dsproject --dsproject -d "Demonstration of a project generated with the Data Science project extension of PyScaffold" -u https://github.com/pyscaffold/pyscaffoldext-dsproject -l MIT
     - name: Push to dsproject-demo
-      if: ${{ steps.extract_branch.outputs.branch }} == 'master'  # run only for tags on master branch
       uses: cpina/github-action-push-to-another-repository@master
       env:
         API_TOKEN_GITHUB: ${{ secrets.API_TOKEN_GITHUB }}