//! Storage integration tests.
//!
//! Organized by operation type:
//! - compact: Storage compression and memory cleanup
//! - export: Extracting counters from EventStore
//! - import: Loading counters into EventStore
//! - merge: Combining counters from multiple stores
//! - config_compatibility: Export/import across different configs
//! - scenarios: Real-world distributed system use cases
//! - persistence: Storage backend tests