Initial code: app, modules, storage

[xDimon]

No description provided.

[Copilot]

Pull Request Overview

This PR establishes the initial codebase foundation for the "qlean-mini" project with essential application framework, utility modules, and storage layer functionality. The implementation includes comprehensive testing infrastructure and external dependency management through vcpkg.

Key changes:

• Set up project structure with modular library organization including app state management, storage layer, utility functions, and blockchain components
• Implemented a complete RocksDB-based storage system with spaced storage architecture and comprehensive error handling
• Added extensive testing framework with utilities for storage, filesystem, and application state management

Reviewed Changes

Copilot reviewed 265 out of 267 changed files in this pull request and generated 10 comments.

Show a summary per file

File	Description
vcpkg.json, vcpkg-configuration.json	Project dependency management and vcpkg configuration
vcpkg-overlay/*	Custom package definitions for project-specific dependencies
src/utils/*	Core utility functions including file descriptors, parsers, channels, and data structures
src/storage/*	Complete storage layer with RocksDB backend and generic interfaces
src/third_party/keccak/*	Keccak cryptographic hash implementation
tests/*	Comprehensive test suite with utilities and mocks

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