registerHandler static method
Registers a handler for a task name.
Must be called from within the dispatcher function during initialization. Example:
TaskFlow.registerHandler('syncData', (ctx) async {
final userId = ctx.input['userId'] as String;
return TaskResult.success(data: {'synced': 42});
});
Implementation
static void registerHandler(String name, TaskHandler handler) {
TaskRegistry.instance().register(name, handler);
}