style: apply cargo fmt to entire codebase

Standardize code formatting across all 173 Rust source files
using rustfmt. No functional changes - purely cosmetic.

This establishes a consistent code style baseline for the
project going forward.

src/infrastructure/services/mod.rs

@@ -1,19 +1,19 @@
+pub mod buffer_pool;
+pub mod chunked_upload_service;
+pub mod compression_service;
+pub mod dedup_service;
+pub mod file_content_cache;
+pub mod file_metadata_cache;
 pub mod file_system_i18n_service;
 pub mod file_system_utils;
-pub mod id_mapping_service;
 pub mod id_mapping_optimizer;
-pub mod file_metadata_cache;
-pub mod file_content_cache;
-pub mod compression_service;
-pub mod buffer_pool;
-pub mod trash_cleanup_service;
-pub mod zip_service;
-pub mod path_service;
-pub mod password_hasher;
-pub mod jwt_service;
-pub mod thumbnail_service;
-pub mod write_behind_cache;
-pub mod chunked_upload_service;
+pub mod id_mapping_service;
 pub mod image_transcode_service;
-pub mod dedup_service;
-pub mod oidc_service;
+pub mod jwt_service;
+pub mod oidc_service;
+pub mod password_hasher;
+pub mod path_service;
+pub mod thumbnail_service;
+pub mod trash_cleanup_service;
+pub mod write_behind_cache;
+pub mod zip_service;