organized api packages into a unified constructor

internal/server/middleware/auth.go

@@ -49,6 +49,10 @@ func NewAuth(
 	}
 }
 
+func (a *Auth) GetAuthenticator() *authentication.Authenticator {
+	return a.auth
+}
+
 // Identify will add an Identity to the context that can then be retrieved via GetIdentity.
 func (a *Auth) Identify(c *gin.Context) {
 	if err := a.addIdentity(c); err != nil {