Propmt when a api key can not be use + house keeping (#173)

* chore: remove old files

* chore: change JS tests to TS, delete dummy tests

* chore: bump manifests version

tests/utils/getDomainFromUrl.spec.ts

@@ -0,0 +1,23 @@
+import chai from 'chai';
+import getDomainFromUrl from '../../src/utils/getDomainFromUrl';
+
+const expect = chai.expect;
+
+describe('getDomainFromUrl', function () {
+  it('should be a function', function () {
+    expect(getDomainFromUrl).to.be.a('function');
+  });
+
+  it('should return the domain', function () {
+    expect(getDomainFromUrl('http://google.com/something/very/secret')).to.equal(
+      'http://google.com',
+    );
+
+    expect(getDomainFromUrl('http://www.google.com/something/very/secret')).to.equal(
+      'http://www.google.com',
+    );
+
+    // This is not how it was imaged to work, but let's leave it here as a warning.
+    expect(getDomainFromUrl('google.com/something/very/secret')).to.equal('google.com//very');
+  });
+});