orch: require explicit dispatch execution mode

packages/coord-core/store/orch.go

@@ -159,6 +159,7 @@ type WaitResult struct {
 }
 
 type DispatchWorkspace struct {
+	ExecutionMode   string `json:"execution_mode,omitempty"`
 	BaseRef         string `json:"base_ref,omitempty"`
 	BaseCommit      string `json:"base_commit,omitempty"`
 	BranchName      string `json:"branch_name,omitempty"`
@@ -1094,7 +1095,8 @@ func (s *OrchStore) dispatchTaskTx(
 
 	attemptNo := task.LatestAttemptNo + 1
 	workspace := DispatchWorkspace{
-		BaseRef: strings.TrimSpace(baseRef),
+		ExecutionMode: "analysis",
+		BaseRef:       strings.TrimSpace(baseRef),
 	}
 	finalizeWorkspace := func(success bool) {}
 	if prepareWorkspace != nil {
@@ -2636,6 +2638,9 @@ func buildDispatchPayload(task Task, attemptNo int, workspace DispatchWorkspace)
 			payload["acceptance"] = acceptance
 		}
 	}
+	if strings.TrimSpace(workspace.ExecutionMode) != "" {
+		payload["execution_mode"] = strings.TrimSpace(workspace.ExecutionMode)
+	}
 	if strings.TrimSpace(workspace.BaseRef) != "" {
 		payload["base_ref"] = strings.TrimSpace(workspace.BaseRef)
 	}