Small improvements and fixes

‼️ Breaking Changes

• CMake minimum version was changed to 3.19 (#38)

What's Changed

• Trying to fix issues with Install CI by @DeveloperPaul123 in #26
• Better handle case where thread construction fails by @DeveloperPaul123 in #28
• Update benchmarks by @DeveloperPaul123 in #29
• Upgrade BS::thread-pool to version 3.4.0 by @alugowski in #31
• Add task_thread_pool to benchmarks by @alugowski in #32
• Update bshoshany/threadpool by @DeveloperPaul123 in #34
• Update cmake version, add new tests, add support for std::future<void> by @DeveloperPaul123 in #38
• Update version to 0.6.0 by @DeveloperPaul123 in #39

New Contributors

• @alugowski made their first contribution in #31

Full Changelog: 0.5.1...0.6.0