Run CI for PRs

Author: kxxt

.github/workflows/release.yml

@@ -4,6 +4,7 @@ on:
   push:
     tags:
     - "[0-9]+.[0-9]+.[0-9]+-[0-9]+"
+  pull_request:
 
 permissions:
   contents: write
@@ -12,9 +13,10 @@ jobs:
   upload-assets:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v4
       - id: get-upstream-tag
         run: |
-          tag=$(echo ${{ github.ref_name }} | cut -d- -f1)
+          tag=$(echo ${{ startsWith(github.ref, 'refs/tags/') && github.ref_name || '$(git describe --tags --abbrev=0)' }} | cut -d- -f1)
           echo "::set-output name=tag::$tag"
       - uses: actions/checkout@v4
         with:
@@ -39,6 +41,7 @@ jobs:
         run: |
           riscv64-linux-gnu-strip out/rg
       - name: Release
+        if: startsWith(github.ref, 'refs/tags/')
         uses: softprops/action-gh-release@v2
         with:
           files: out/rg