Add orch control commands

internal/cli/orch/cancel.go

@@ -0,0 +1,69 @@
+package orch
+
+import (
+	"fmt"
+
+	"ai-workflow-skill/internal/protocol"
+	"ai-workflow-skill/internal/store"
+
+	"github.com/spf13/cobra"
+)
+
+type cancelOptions struct {
+	runID  string
+	taskID string
+	reason string
+}
+
+func newCancelCmd(root *rootOptions) *cobra.Command {
+	opts := &cancelOptions{}
+
+	cmd := &cobra.Command{
+		Use:   "cancel",
+		Short: "Cancel a task or an entire run",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			ctx := cmd.Context()
+
+			sqlDB, err := openOrchDB(ctx, root.dbPath)
+			if err != nil {
+				return err
+			}
+			defer sqlDB.Close()
+
+			result, err := store.NewOrchStore(sqlDB).Cancel(ctx, store.CancelControlInput{
+				RunID:  opts.runID,
+				TaskID: opts.taskID,
+				Reason: opts.reason,
+			})
+			if err != nil {
+				return err
+			}
+
+			resp := protocol.Success{
+				OK:      true,
+				Command: "cancel",
+				Data: map[string]any{
+					"run":             result.Run,
+					"cancelled_tasks": result.CancelledTasks,
+				},
+			}
+			if root.json {
+				return protocol.WriteJSON(cmd.OutOrStdout(), resp)
+			}
+
+			if opts.taskID != "" {
+				_, err = fmt.Fprintf(cmd.OutOrStdout(), "cancelled task %s in run %s\n", opts.taskID, opts.runID)
+				return err
+			}
+			_, err = fmt.Fprintf(cmd.OutOrStdout(), "cancelled run %s (%d tasks)\n", opts.runID, len(result.CancelledTasks))
+			return err
+		},
+	}
+
+	cmd.Flags().StringVar(&opts.runID, "run", "", "Run ID")
+	cmd.Flags().StringVar(&opts.taskID, "task", "", "Optional task ID")
+	cmd.Flags().StringVar(&opts.reason, "reason", "", "Cancellation reason")
+	_ = cmd.MarkFlagRequired("run")
+
+	return cmd
+}