[feat] Add workflow to automatically move major tag on release

Fixes #17

Author: DefCon-007

.github/workflows/move-major-release-tag.yaml

@@ -0,0 +1,21 @@
+name: Move Major Release Tag
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  move-major-tag:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Get major version number and update tag
+      run: |
+        VERSION=${GITHUB_REF#refs/tags/}
+        MAJOR=${VERSION%%.*}
+        git config --global user.name "${GITHUB_ACTOR}"
+        git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
+        git tag -fa ${MAJOR} -m "Update major version tag"
+        git push origin ${MAJOR} --force