🔧 ci: add auto-tag workflow for main branch

- Introduce a GitHub action to automatically generate tags on pushes to the main branch.
- Utilize `butlerlogic/action-autotag` to create package version tags with prefix "v".
- Automate versioning to streamline release process.

Author: vaayne

.github/workflows/auto-tag.yaml

@@ -0,0 +1,19 @@
+name: Generate Tag
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: butlerlogic/action-autotag@stable
+      env:
+        GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+      with:
+        strategy: package
+        tag_prefix: "v"
+