Rework release workflow to create beta releases

Author: silvanocerza

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Release plugin
 on:
   push:
     tags:
-      - "[0-9].[0-9]+.[0-9]+"
+      - "[0-9].[0-9]+.[0-9]+*"
 
 jobs:
   build:
@@ -27,6 +27,13 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          gh release create "${{ github.ref_name }}" \
-            --title="${{ github.ref_name }}" \
-            main.js manifest.json styles.css
+          if [[ "${{ github.ref_name }}" == *-beta ]]; then
+            gh release create "${{ github.ref_name }}" \
+              --title="${{ github.ref_name }}" \
+              --prerelease \
+              main.js manifest.json styles.css
+          else
+            gh release create "${{ github.ref_name }}" \
+              --title="${{ github.ref_name }}" \
+              main.js manifest.json styles.css
+          fi