v0.1.0

• Refactor engine as a library (can choose between static and shared)
• Remove demos and outdated documentation from the repository, demos can be found in https://github.com/kafkaphoenix/newleaf_demos
• Improve logging information
• Move code from camelcase to lowercase
• Manage all dependencies through vcpkg instead of using fetch
• Add ctest/catch2 to the project (test coverage in the future)
• Update cmake presets
• Add makefile
• Update readme