experiment with contract build version helper

.github/workflows/contracts-publish-compiled-artifacts.yml

@@ -113,3 +113,9 @@ jobs:
           files: |
             ${{ steps.package.outputs.tar_path }}
 
+      - name: Write contract build SHA to file
+        if: ${{ (github.event_name == 'push' && github.ref == 'refs/heads/main') || (github.event_name == 'workflow_dispatch' && github.event.inputs.create_release == 'true') }}
+        run: |
+          # most up to date build SHA for contracts for the current version, to be used by other workflows/repos
+          # note: the hash of the built artifacts is available on after it gets merged in the main branch as a release
+          echo "${{ steps.get_sha.outputs.short_sha }}" > ../../deployment/utils/contract_build_sha

deployment/utils/contract_build_sha

@@ -0,0 +1 @@
+f6f0d2146b76

deployment/utils/contract_version.go

@@ -0,0 +1,18 @@
+package utils
+
+import (
+	"os"
+	"strings"
+)
+
+// GetContractBuildSHA returns the most up-to-date build SHA for contracts for the current version, to be used by other workflows/repos
+//
+//	note: the hash of the built artifacts is automatically modified only after a branch gets merged in the main branch as a release
+func GetContractBuildSHA() (string, error) {
+	const shaFile = "contract_build_sha"
+	data, err := os.ReadFile(shaFile)
+	if err != nil {
+		return "", err
+	}
+	return strings.TrimSpace(string(data)), nil
+}

deployment/utils/contract_version_test.go

@@ -0,0 +1,25 @@
+package utils
+
+import (
+	"os"
+	"strings"
+	"testing"
+)
+
+func TestGetContractBuildSHA(t *testing.T) {
+	const shaFile = "contract_build_sha"
+
+	data, err := os.ReadFile(shaFile)
+	if err != nil {
+		t.Skipf("%s not found, skipping test", shaFile)
+	}
+	expected := strings.TrimSpace(string(data))
+
+	sha, err := GetContractBuildSHA()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if sha != expected {
+		t.Errorf("expected %s, got %s", expected, sha)
+	}
+}