修复环境变量未设置的问题

Author: shynome

.github/workflows/go-ossf-slsa3-publish.yml

@@ -20,6 +20,28 @@ on:
 permissions: read-all
 
 jobs:
+
+  # Generate ldflags dynamically.
+  # Optional: only needed for ldflags.
+  args:
+    runs-on: ubuntu-latest
+    outputs:
+      commit-date: ${{ steps.ldflags.outputs.commit-date }}
+      commit: ${{ steps.ldflags.outputs.commit }}
+      version: ${{ steps.ldflags.outputs.version }}
+      tree-state: ${{ steps.ldflags.outputs.tree-state }}
+    steps:
+      - id: checkout
+        uses: actions/checkout@ec3a7ce113134d7a93b817d10a8272cb61118579 # tag=v2.3.4
+        with:
+          fetch-depth: 0
+      - id: ldflags
+        run: |
+          echo "commit-date=$(git log --date=iso8601-strict -1 --pretty=%ct)" >> "$GITHUB_OUTPUT"
+          echo "commit=$GITHUB_SHA" >> "$GITHUB_OUTPUT"
+          echo "version=$(git describe --tags --always --dirty | cut -c2-)" >> "$GITHUB_OUTPUT"
+          echo "tree-state=$(if git diff --quiet; then echo "clean"; else echo "dirty"; fi)" >> "$GITHUB_OUTPUT"
+
   # ========================================================================================================================================
   #     Prerequesite: Create a .slsa-goreleaser.yml in the root directory of your project.
   #       See format in https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/go/README.md#configuration-file