Add CLI commands (create, list, status, merge, destroy, diff)

.src/commands/index.ts

@@ -0,0 +1,6 @@
+export { createCreateCommand } from './create';
+export { createListCommand } from './list';
+export { createStatusCommand } from './status';
+export { createMergeCommand } from './merge';
+export { createDestroyCommand } from './destroy';
+export { createDiffCommand } from './diff';