Validate trigger event ID before execution (#14314)

* Validate trigger event ID before execution

* Fix the trigger mock

.changeset/cyan-spies-dream.md

@@ -0,0 +1,5 @@
+---
+"chainlink": patch
+---
+
+#internal validate capability trigger event ID before executing

core/services/workflows/engine.go

@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"github.com/jonboulle/clockwork"
+
 	"github.com/smartcontractkit/chainlink-common/pkg/workflows/exec"
 
 	"github.com/smartcontractkit/chainlink-common/pkg/capabilities"
@@ -418,6 +419,11 @@ func (e *Engine) loop(ctx context.Context) {
 
 			te := resp.Event
 
+			if te.ID == "" {
+				e.logger.With(tIDKey, te.TriggerType).Error("trigger event ID is empty; not executing")
+				continue
+			}
+
 			executionID, err := generateExecutionID(e.workflow.id, te.ID)
 			if err != nil {
 				e.logger.With(tIDKey, te.ID).Errorf("could not generate execution ID: %v", err)

core/services/workflows/engine_test.go

@@ -349,7 +349,9 @@ func mockTrigger(t *testing.T) (capabilities.TriggerCapability, capabilities.Tri
 	require.NoError(t, err)
 	tr := capabilities.TriggerResponse{
 		Event: capabilities.TriggerEvent{
-			Outputs: resp,
+			TriggerType: mt.ID,
+			ID:          time.Now().UTC().Format(time.RFC3339),
+			Outputs:     resp,
 		},
 	}
 	mt.triggerEvent = &tr