fix: add --all to cargo fmt in script/test and autoformat codebase

cargo fmt without --all fails with "Failed to find targets" in
workspace repos. This was blocking every story's gates. Also ran
cargo fmt --all to fix all existing formatting issues.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/src/io/fs/mod.rs

@@ -6,8 +6,8 @@ pub mod project;
 pub mod scaffold;
 
 pub use files::{
-    create_directory_absolute, list_directory, list_directory_absolute, list_project_files,
-    read_file, write_file, FileEntry,
+    FileEntry, create_directory_absolute, list_directory, list_directory_absolute,
+    list_project_files, read_file, write_file,
 };
 pub use paths::{find_story_kit_root, get_home_directory, resolve_cli_path};
 pub use preferences::{get_model_preference, set_model_preference};