refactor(symfony-process): extract symfony/process into the shirabe-symfony-process crate

Move `Symfony\Component\Process` out of shirabe-external-packages and
into its own crate, so the path is `shirabe_symfony_process::Process`
instead of `shirabe_external_packages::symfony::process::Process`.

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

1 files changed, 11 insertions, 0 deletions

diff --git a/crates/shirabe-symfony-process/src/lib.rs b/crates/shirabe-symfony-process/src/lib.rs
new file mode 100644
index 00000000..3a5656c6
--- /dev/null
+++ b/crates/shirabe-symfony-process/src/lib.rs
@@ -0,0 +1,11 @@
+pub mod exception;
+pub mod executable_finder;
+pub mod php_executable_finder;
+pub(crate) mod pipes;
+pub mod process;
+pub(crate) mod process_utils;
+
+pub use exception::*;
+pub use executable_finder::*;
+pub use php_executable_finder::*;
+pub use process::*;