Merge pull request #170 from johnmichel/guard-cra-detection

Handle non-successful asset-manifest requests

Author: housseindjirdeh

library/libraries.js

@@ -1717,7 +1717,11 @@ var d41d8cd98f00b204e9800998ecf8427e_LibraryDetectorTests = {
             // CRA does not have any explicit markers
             // This requests for an asset-manifest.json file that exists for mostly all v2 and v3 CRA apps
             try {
-                const response = await fetch('/asset-manifest.json');
+                const response = await fetch('asset-manifest.json');
+
+                if (!response.ok) {
+                    return false;
+                }
                 const manifest = await response.json();
 
                 const hasFilesEntrypoints = manifest.files || manifest.entrypoints;