Rename workflow for GrandNode Docker GHCR

Updated workflow to reflect GHCR naming and paths.

Author: KrzysztofPajak

.github/workflows/docker-ghcr.yml

@@ -1,4 +1,4 @@
-name: GrandNode Docker Release
+name: GrandNode Docker GHCR
 
 on:
   push:
@@ -25,6 +25,8 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
 
       - name: Login to GHCR
         uses: docker/login-action@v4
@@ -50,24 +52,39 @@ jobs:
             org.opencontainers.image.source=https://github.com/grandnode/grandnode2
             org.opencontainers.image.version=${{ env.VERSION }}
             org.opencontainers.image.revision=${{ github.sha }}
+            org.opencontainers.image.description=GrandNode Docker test image
 
+          # BuildKit native attestations
           sbom: true
           provenance: mode=max
 
+          # GitHub Actions BuildKit cache
           cache-from: type=gha
           cache-to: type=gha,mode=max
 
       - name: Install Cosign
         uses: sigstore/cosign-installer@v4.1.2
 
-      - name: Show image information
+      - name: Show release information
         run: |
+          echo "========================================"
+          echo "GrandNode Docker Test"
+          echo "========================================"
+
           echo "Image:"
           echo "${REGISTRY}/${IMAGE_NAME}:${VERSION}"
 
-          echo "Digest:"
+          echo "Git ref:"
+          echo "${GITHUB_REF}"
+
+          echo "Git commit:"
+          echo "${GITHUB_SHA}"
+
+          echo "Docker digest:"
           echo "${{ steps.build.outputs.digest }}"
 
+          echo "========================================"
+
       - name: Cosign keyless sign
         env:
           IMAGE: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
@@ -85,9 +102,9 @@ jobs:
           cosign verify \
             "${IMAGE}@${DIGEST}" \
             --certificate-oidc-issuer="https://token.actions.githubusercontent.com" \
-            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-release.yml@refs/heads/.*"
+            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-ghcr.yml@refs/heads/.*"
 
-      - name: Verify SBOM
+      - name: Verify SBOM attestation
         env:
           IMAGE: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           DIGEST: ${{ steps.build.outputs.digest }}
@@ -96,9 +113,9 @@ jobs:
             "${IMAGE}@${DIGEST}" \
             --type spdx \
             --certificate-oidc-issuer="https://token.actions.githubusercontent.com" \
-            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-release.yml@refs/heads/.*"
+            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-ghcr.yml@refs/heads/.*"
 
-      - name: Verify SLSA provenance
+      - name: Verify SLSA provenance attestation
         env:
           IMAGE: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           DIGEST: ${{ steps.build.outputs.digest }}
@@ -107,4 +124,4 @@ jobs:
             "${IMAGE}@${DIGEST}" \
             --type slsaprovenance \
             --certificate-oidc-issuer="https://token.actions.githubusercontent.com" \
-            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-release.yml@refs/heads/.*"
+            --certificate-identity-regexp="https://github.com/grandnode/grandnode2/.github/workflows/docker-ghcr.yml@refs/heads/.*"