Add release action

Author: afaikiac

.github/workflows/release.yml

@@ -0,0 +1,24 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v\d+.\d+.\d+'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: |
+            pyenvx.bash
+          body: |
+            `pyenvx.bash` from commit: ${{ github.sha }}
+          token: ${{ secrets.GITHUB_TOKEN }}