API:
api/v1/rules - list all loaded groups and rules
api/v1/alerts - list all active alerts
api/v1/notifiers - list all notifiers
api/v1/alert?group_id=<int>&alert_id=<int> - get alert status by group and alert ID
api/v1/rule?group_id=<int>&rule_id=<int> - get rule status by group and rule ID
api/v1/group?group_id=<int> - get group status by group ID
System:
vmalert/groups - UI
flags - command-line flags
metrics - list of application metrics
-/reload - reload configuration