清理后端编译警告

删除后端未使用的历史 helper、mapper、handler 和 re-export

将仅测试使用的导入、常量和辅助函数收口到 cfg(test)

补齐 Jump Hop 测试构造体字段并对齐 Match3D 当前素材表测试契约

验证后端 workspace cargo check 与 Match3D、Puzzle 相关测试

server-rs/crates/spacetime-client/src/mapper/custom_world.rs

@@ -58,20 +58,6 @@ pub(crate) fn map_custom_world_library_detail_result(
     })
 }
 
-pub(crate) fn map_custom_world_gallery_list_result(
-    result: CustomWorldGalleryListResult,
-) -> Result<Vec<CustomWorldGalleryEntryRecord>, SpacetimeClientError> {
-    if !result.ok {
-        return Err(SpacetimeClientError::procedure_failed(result.error_message));
-    }
-
-    Ok(result
-        .entries
-        .into_iter()
-        .map(map_custom_world_gallery_entry_snapshot)
-        .collect::<Result<Vec<_>, _>>()?)
-}
-
 pub(crate) fn map_custom_world_library_mutation_result(
     result: CustomWorldLibraryMutationResult,
 ) -> Result<CustomWorldLibraryMutationRecord, SpacetimeClientError> {