chore: gh-host as oauth auth server

Author: atharva1051

pkg/http/server.go

@@ -126,6 +126,7 @@ func RunHTTPServer(cfg ServerConfig) error {
 	oauthCfg := &oauth.Config{
 		BaseURL:      cfg.BaseURL,
 		ResourcePath: cfg.ResourcePath,
+		AuthorizationServer: cfg.Host + "login/oauth",
 	}
 
 	serverOptions := []HandlerOption{}