v0.0.9

What's Changed

• Windows and MacOS removed. by @Zen0x7 in https://github.com/Zen0x7/Copper/pull/10
• Pub/sub as state responsability by @Zen0x7 in https://github.com/Zen0x7/Copper/pull/11

Full Changelog: Zen0x7/Copper@v0.0.8...v0.0.9