feat(symfony-console): port Symfony Console and make the workspace compile

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/crates/shirabe-external-packages/src/symfony/console/command/signalable_command_interface.rs b/crates/shirabe-external-packages/src/symfony/console/command/signalable_command_interface.rs
new file mode 100644
index 0000000..1af4a96
--- /dev/null
+++ b/crates/shirabe-external-packages/src/symfony/console/command/signalable_command_interface.rs
@@ -0,0 +1,8 @@
+/// Interface for command reacting to signal.
+pub trait SignalableCommandInterface {
+    /// Returns the list of signals to subscribe.
+    fn get_subscribed_signals(&self) -> Vec<i64>;
+
+    /// The method will be called when the application is signaled.
+    fn handle_signal(&mut self, signal: i64);
+}