Workflow to create release on tag

.github/workflows/release.yml

@@ -0,0 +1,41 @@
+
+name: Create Release
+on:
+  push:
+    tags:
+      - 'v[0-9]*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      packages: write
+    defaults:
+      run:
+        shell: bash
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set Version
+        run: |
+          ver="$(echo ${{ github.ref_name }} | sed -e 's/^v//')"
+          echo "ver=${ver}" >> $GITHUB_ENV
+
+      - name: Parse Changes
+        run: |
+          sed \
+            -e '/./,$!d' \
+            -e '/^$/,$d' \
+            -e 's/^\t/  /' \
+            -e '3 s/^.*$/### Changes:/' \
+            changelog.txt | tail -n+2 > release_notes.tmp
+
+      - name: Publish
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          name: 'Version ${{ env.ver }}'
+          body_path: release_notes.tmp