Updated ModulePackageVersionsResponse to include deprecation data

sourcebundle/builder.go

@@ -360,7 +360,12 @@ func (b *Builder) findRegistryPackageSource(ctx context.Context, sourceAddr sour
 			}
 			return sourceaddrs.RemoteSource{}, fmt.Errorf("failed to query available versions for %s: %w", pkgAddr, err)
 		}
-		vs := resp.Versions
+
+		modPackageVersions := resp.Versions
+		vs := make(versions.List, len(modPackageVersions))
+		for _, v := range modPackageVersions {
+			vs = append(vs, v.Version)
+		}
 		vs.Sort()
 		availableVersions = vs
 		b.registryPackageVersions[pkgAddr] = availableVersions

sourcebundle/builder_test.go

@@ -621,9 +621,11 @@ func testingBuilder(t *testing.T, targetDir string, remotePackages map[string]st
 				if pkg.pkgAddr != pkgAddr {
 					continue
 				}
-				ret.Versions = make(versions.List, len(pkg.versions))
+				ret.Versions = make([]ModulePackageVersion, len(pkg.versions))
 				for version := range pkg.versions {
-					ret.Versions = append(ret.Versions, version)
+					ret.Versions = append(ret.Versions, ModulePackageVersion{
+						Version: version,
+					})
 				}
 				return ret, nil
 			}

sourcebundle/registry_client.go

@@ -34,7 +34,17 @@ type RegistryClient interface {
 // of the package versions client operation. This type may grow to add more
 // functionality over time in later minor releases.
 type ModulePackageVersionsResponse struct {
-	Versions versions.List
+	Versions []ModulePackageVersion `json:"versions"`
+}
+
+type ModulePackageVersion struct {
+	Version     versions.Version
+	Deprecation Deprecation `json:"deprecation"`
+}
+
+type Deprecation struct {
+	Reason string `json:"reason"`
+	Link   string `json:"link"`
 }
 
 // ModulePackageSourceAddrResponse is an opaque type which represents the