* add insecure url checks
* rename variables
* add feature flags to expose Url properly
* fix test compile error
* fix feature errors
* remove comment
* add url crate and use it for url parsing
* fix compile errors
* satisfy the holy clippy
* fix typos and host loopback
* macro attribute, provide validation function in utils
* fix expected output of ui tests
* remove the success case for --allow-insecure because we cannot establish ws:// connection at the moment.