use filename if label is not exist

Author: henryaw

lib/publish.js

@@ -110,13 +110,13 @@ export default async (pluginConfig, context) => {
           if (target === "generic_package") {
             // Upload generic packages
             const encodedVersion = encodeURIComponent(version);
-            const encodedChannel = encodeURIComponent(packageName);
+            const encodedPackageName = encodeURIComponent(packageName);
             const fileName = pathlib.basename(path);
             const encodedLabel = encodeURIComponent(label ?? fileName);
             // https://docs.gitlab.com/ee/user/packages/generic_packages/#publish-a-package-file
             uploadEndpoint = urlJoin(
               projectApiUrl,
-              `packages/generic/${encodedChannel}/${encodedVersion}/${encodedLabel}?${
+              `packages/generic/${encodedPackageName}/${encodedVersion}/${encodedLabel}?${
                 status ? `status=${status}&` : ""
               }select=package_file`
             );
@@ -131,9 +131,12 @@ export default async (pluginConfig, context) => {
             }
 
             // https://docs.gitlab.com/ee/user/packages/generic_packages/#download-package-file
-            const url = urlJoin(projectApiUrl, `packages/generic/${encodedChannel}/${encodedVersion}/${encodedLabel}`);
+            const url = urlJoin(
+              projectApiUrl,
+              `packages/generic/${encodedPackageName}/${encodedVersion}/${encodedLabel}`
+            );
 
-            assetsList.push({ label, alt: "release", url, type: "package", filepath });
+            assetsList.push({ label, alt: packageName, url, type: "package", filepath });
 
             logger.log("Uploaded file: %s (%s)", url, response.file.url);
           } else {