v1.0.0

[CloneWith]

This is our first stable release of CloneWith/opsu!

What's changed

• Add support for a custom theme song (see README for help)
• Update dependencies
• Remove obsolete mirrors
• Improve issue templates

Planned in further releases

• Target Practise mod
• Heartbeat sounds
• Splash screen improvement

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This discussion was created from the release v1.0.0.

[CloneWith]

I didn't change the version number in pom.xml, but this is exactly v1.0.0