ci: add is_prerelease argument to outputs in meta job (#22)

Author: Natsuu

.github/workflows/install.yml

@@ -28,6 +28,7 @@ jobs:
           fetch-depth: 0
       - id: set_tag
         run: |
+          # 检查标签格式
           is_release=${{ startsWith(github.ref, 'refs/tags/v') }}
           tag=$(git describe --tags --match "v*" ${{ github.ref }} || true)
           if [[ $tag != v* ]]; then
@@ -37,17 +38,27 @@ jobs:
             fi
             tag=$(date "+$tag-%y%m%d-$(git rev-parse --short HEAD)")
           fi
+
           if ! $($is_release) ; then
             prefix=${tag%-*-*}
             suffix=${tag#$prefix-}
             tag="$prefix-ci.$suffix"
           fi
 
+          # 检查是否为预发布版本
+          is_prerelease=false
+          if [[ $tag =~ .*alpha.* || $tag =~ .*beta.* || $tag =~ .*rc.* || $tag =~ .*dev.* || $tag =~ .*-ci.* ]]; then
+            is_prerelease=true
+            echo "This is a pre-release version"
+          fi
+
           echo tag=$tag | tee -a $GITHUB_OUTPUT
           echo is_release=$is_release | tee -a $GITHUB_OUTPUT
+          echo is_prerelease=$is_prerelease | tee -a $GITHUB_OUTPUT
     outputs:
       tag: ${{ steps.set_tag.outputs.tag }}
       is_release: ${{ steps.set_tag.outputs.is_release }}
+      is_prerelease: ${{ steps.set_tag.outputs.is_prerelease }}
 
   install:
     needs: meta