feat: Add endpoint `/accounts/{accountId}/proxy-info` (#1387)
* add AccountsProxyInfo controller to chains * export ProxyInfo * response type AccountsProxyInfo * Logic for the controller and service * exports * add test * docs * update copyright * docs nit * one more copyroight * Update docs/src/openapi-v1.yaml Co-authored-by: Dominique <[email protected]> * Update docs --------- Co-authored-by: Dominique <[email protected]>