It is caused when you don't have proper permissions, i would suggest you to re-check the permissions.

It should be because you are not downloading the dependency from the correct URL. Try updating you pom.xml and settings.xml inside .m2 folder.

If you want to have multiple website with reusable components then go for multimodule projects. Where you can proxy out the already created components and reuse the code.

@sreenu539 - You can create your custom query builder and look for the search text under the specific CF path.

@alankzp - You can try putting them as datasource in a dropdown and that dropdown you can attach to component.So whereeven and whenever you need the variable or value you can just select it from the dropdown.

@KKeerthi - That's because you executing on local AEM server. Try the same stuff in Dev or QA, it should show you https if your Dev and QA are https.