ci(zstd): add debug step to inspect upload URL and token length before asset upload

- Introduce “Debug upload context” step to echo the release `upload_url` and `GITHUB_TOKEN` length
- Helps diagnose “Bad credentials” by verifying PAT injection and correct upload endpoint

Signed-off-by: Srikanth Muppandam <[email protected]>

Author: smuppand

.github/workflows/zstd.yml

@@ -1,15 +1,15 @@
 name: Zstd Archive Release
 
-# Grant the GITHUB_TOKEN write access so we can create releases & upload assets
+# Give the token rights to create releases & upload assets
 permissions:
   contents: write
 
 on:
   push:
-    # Trigger on semver tags like v1.2.3
+    # Only run on semver-style tags like v1.2.3
     tags:
       - 'v*.*.*'
-  workflow_dispatch: # allow manual runs
+  workflow_dispatch:      # (Optional) allows manual runs
 
 jobs:
   release:
@@ -27,7 +27,7 @@ jobs:
       - name: Extract version info
         id: version
         run: |
-          TAG="${GITHUB_REF#refs/tags/}" # e.g. v1.2.3
+          TAG="${GITHUB_REF#refs/tags/}"      # e.g. v1.2.3
           echo "tag_name=$TAG" >> $GITHUB_OUTPUT
 
       - name: Create .tar.zst archive
@@ -41,8 +41,7 @@ jobs:
         id: create_release
         uses: actions/create-release@v1
         env:
-          # use your PAT stored in 'PAT' secret
-          GITHUB_TOKEN: ${{ secrets.PAT }}
+          GITHUB_TOKEN: ${{ secrets.PAT }}    # inject PAT here
         with:
           tag_name: ${{ steps.version.outputs.tag_name }}
           release_name: Release ${{ steps.version.outputs.tag_name }}
@@ -51,10 +50,10 @@ jobs:
 
       - name: Upload .tar.zst to GitHub Release
         uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}    # inject PAT here
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }}
           asset_path: ${{ github.workspace }}/${{ steps.version.outputs.tag_name }}.tar.zst
           asset_name: ${{ steps.version.outputs.tag_name }}.tar.zst
           asset_content_type: application/zstd
-          # pass the same PAT for authentication
-          token: ${{ secrets.PAT }}