Adding merge action

.github/workflows/auto-tag.yml

@@ -0,0 +1,30 @@
+# This workflow will build a golang project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
+
+name: Automatically Tag on PR to main
+
+on:
+  pull_request:
+    types:
+      - closed
+    branches:
+      - main
+
+jobs:
+  tag:
+    if: github.event.pull_request.merged == true
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: write
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        ref: ${{ github.event.pull_request.merge_commit_sha }}
+        fetch-depth: '0'
+
+    - name: Bump version and push tag
+      uses: anothrNick/[email protected] # Don't use @master or @v1 unless you're happy to test the latest version
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # if you don't want to set write permissions use a PAT token
+        WITH_V: true
+        PRERELEASE: true