refactor(command): share Input/OutputInterface via Rc<RefCell>

Convert InputInterface and OutputInterface parameters from &dyn/&mut dyn
references to Rc<RefCell<dyn ...>> shared ownership across the command,
console, and IO layers, matching the Phase C shared-ownership approach
already used for IOInterface.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/crates/shirabe/src/event_dispatcher/event_dispatcher.rs b/crates/shirabe/src/event_dispatcher/event_dispatcher.rs
index 7122a4b..bea2e76 100644
--- a/crates/shirabe/src/event_dispatcher/event_dispatcher.rs
+++ b/crates/shirabe/src/event_dispatcher/event_dispatcher.rs
@@ -627,7 +627,10 @@ impl EventDispatcher {
                                 .to_string();
                             let mut input = StringInput::new(&input_str);
                             let mut output = output;
-                            Ok(app.run(Some(&mut input), Some(&mut output))?)
+                            Ok(app.run(
+                                Some(std::rc::Rc::new(std::cell::RefCell::new(input))),
+                                Some(std::rc::Rc::new(std::cell::RefCell::new(output))),
+                            )?)
                         })();
                         match result {
                             Ok(v) => r#return = v,