fix secrets stored in json format (#466)

* fix secrets in json format

* fix actionlint

* add more comments and docs

* revert build.yml test

* add test for json

* fix selector

* fix e2e test

* fix e2e test 2

* remove test

* remove isNaN check

* update changelog

src/retries.test.js

@@ -66,4 +66,4 @@ describe('exportSecrets retries', () => {
             done();
         });
     });
-});
+});