@Test
	public void testGitImplicitCatalog() {
		assertThat(ImplicitCatalogRef.resolveImplicitCatalogUrl("jbangdev").get(),
				Matchers.equalTo("https://github.com/jbangdev/jbang-catalog/blob/HEAD/jbang-catalog.json"));
		assertThat(ImplicitCatalogRef.resolveImplicitCatalogUrl("jbangdev/jbang-examples").get(),
				Matchers.equalTo("https://github.com/jbangdev/jbang-examples/blob/HEAD/jbang-catalog.json"));
	}
TODO: use mock to handle https lookups instead of jbang.dev
src/test/java/dev/jbang/TestImplicitAlias.java