refactor(seld-signal): extract seld/signal into the shirabe-seld-signal crate

Move `Seld\Signal` out of shirabe-external-packages and into its own
crate, so the path is `shirabe_seld_signal::SignalHandler` instead of
`shirabe_external_packages::seld::signal::SignalHandler`.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

5 files changed, 5 insertions, 4 deletions

diff --git a/crates/shirabe/Cargo.toml b/crates/shirabe/Cargo.toml
index 35aa4737..eef7daf4 100644
--- a/crates/shirabe/Cargo.toml
+++ b/crates/shirabe/Cargo.toml
@@ -11,6 +11,7 @@ shirabe-pcre.workspace = true
 shirabe-php-rpc.workspace = true
 shirabe-php-shim.workspace = true
 shirabe-seld-json-lint.workspace = true
+shirabe-seld-signal.workspace = true
 shirabe-semver.workspace = true
 shirabe-spdx-licenses.workspace = true
 shirabe-symfony-console.workspace = true
diff --git a/crates/shirabe/src/command/create_project_command.rs b/crates/shirabe/src/command/create_project_command.rs
index a0a4aa2e..e8f7d187 100644
--- a/crates/shirabe/src/command/create_project_command.rs
+++ b/crates/shirabe/src/command/create_project_command.rs
@@ -36,7 +36,6 @@ use crate::util::Filesystem;
 use crate::util::Platform;
 use crate::util::ProcessExecutor;
 use indexmap::IndexMap;
-use shirabe_external_packages::seld::signal::SignalHandler;
 use shirabe_pcre::{CaptureKey, Preg};
 use shirabe_php_shim::Catch as _;
 use shirabe_php_shim::{
@@ -44,6 +43,7 @@ use shirabe_php_shim::{
     chdir, explode_with_limit, file_exists, getcwd, impl_php_class, implode, is_dir, is_file,
     mkdir, realpath, rtrim, strtolower, unlink,
 };
+use shirabe_seld_signal::SignalHandler;
 use shirabe_symfony_console::command::command::Command;
 use shirabe_symfony_console::input::InputInterface;
 use shirabe_symfony_console::output::OutputInterface;
diff --git a/crates/shirabe/src/command/require_command.rs b/crates/shirabe/src/command/require_command.rs
index 44ebc54c..30e727d4 100644
--- a/crates/shirabe/src/command/require_command.rs
+++ b/crates/shirabe/src/command/require_command.rs
@@ -32,12 +32,12 @@ use crate::util::Filesystem;
 use crate::util::PackageSorter;
 use crate::util::Silencer;
 use indexmap::IndexMap;
-use shirabe_external_packages::seld::signal::SignalHandler;
 use shirabe_php_shim::{
     PhpMixed, RuntimeException, array_fill_keys, array_intersect, array_keys, array_map,
     array_merge, array_unique, empty, file_exists, file_get_contents, file_put_contents, filesize,
     impl_php_class, implode, is_writable, strtolower, unlink,
 };
+use shirabe_seld_signal::SignalHandler;
 use shirabe_symfony_console::command::command::Command;
 use shirabe_symfony_console::input::InputInterface;
 use shirabe_symfony_console::output::OutputInterface;
diff --git a/crates/shirabe/src/installer/installation_manager.rs b/crates/shirabe/src/installer/installation_manager.rs
index 454dfa86..24960d28 100644
--- a/crates/shirabe/src/installer/installation_manager.rs
+++ b/crates/shirabe/src/installer/installation_manager.rs
@@ -21,11 +21,11 @@ use crate::util::Platform;
 use crate::util::r#loop::Loop;
 use crate::util::sync_executor;
 use indexmap::IndexMap;
-use shirabe_external_packages::seld::signal::SignalHandler;
 use shirabe_php_shim::{
     InvalidArgumentException, PhpMixed, array_splice, array_unshift, http_build_query, json_encode,
     str_contains, str_replace, strpos, strtolower,
 };
+use shirabe_seld_signal::SignalHandler;
 
 /// Package operation manager.
 #[derive(Debug)]
diff --git a/crates/shirabe/src/util/process_executor.rs b/crates/shirabe/src/util/process_executor.rs
index 91c27fd0..97f4ed3d 100644
--- a/crates/shirabe/src/util/process_executor.rs
+++ b/crates/shirabe/src/util/process_executor.rs
@@ -6,7 +6,6 @@ use crate::io::io_interface;
 use crate::util::GitHub;
 use crate::util::Platform;
 use indexmap::IndexMap;
-use shirabe_external_packages::seld::signal::SignalHandler;
 use shirabe_pcre::{CaptureKey, Preg};
 use shirabe_php_shim::Catch as _;
 use shirabe_php_shim::{
@@ -15,6 +14,7 @@ use shirabe_php_shim::{
     php_regex, rtrim, str_replace, strcspn, strlen, strpbrk, strtolower, strtr_array,
     substr_replace, trim,
 };
+use shirabe_seld_signal::SignalHandler;
 use shirabe_symfony_process::ExecutableFinder;
 use shirabe_symfony_process::Process;
 use shirabe_symfony_process::ProcessMock;