[Alerting]: Require login for alerting API routes (#32688)

* [Alerting]: Require login for alerting API routes

* Fix example requests

* [Alerting]: Add /api prefix to all routes (#32716)

pkg/services/ngalert/api/api_testing_base.go

@@ -14,6 +14,7 @@ import (
 	"github.com/grafana/grafana/pkg/api/response"
 	"github.com/grafana/grafana/pkg/api/routing"
 	"github.com/grafana/grafana/pkg/infra/log"
+	"github.com/grafana/grafana/pkg/middleware"
 	"github.com/grafana/grafana/pkg/models"
 )
 
@@ -30,7 +31,7 @@ func (api *API) RegisterTestingApiEndpoints(srv TestingApiService) {
 	api.RouteRegister.Group("", func(group routing.RouteRegister) {
 		group.Post(toMacaronPath("/api/v1/receiver/test"), binding.Bind(apimodels.ExtendedReceiver{}), routing.Wrap(srv.RouteTestReceiverConfig))
 		group.Post(toMacaronPath("/api/v1/rule/test"), binding.Bind(apimodels.TestRulePayload{}), routing.Wrap(srv.RouteTestRuleConfig))
-	})
+	}, middleware.ReqSignedIn)
 }
 
 func (base TestingApiBase) RouteTestReceiverConfig(c *models.ReqContext, body apimodels.ExtendedReceiver) response.Response {