improve pc input system - #81

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v3, actions/setup-dotnet@v3, actions/upload-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

The variable 'e' is declared but never used

'Info' is obsolete: 'Compatible Layer will not be maintained and be removed in the future'

'ModEntry' is obsolete: 'Compatible Layer will not be maintained and be removed in the future'

The result of the expression is always 'true' since a value of type 'KeyCode' is never equal to 'null' of type 'KeyCode?'

The result of the expression is always 'true' since a value of type 'KeyCode' is never equal to 'null' of type 'KeyCode?'

The result of the expression is always 'true' since a value of type 'KeyCode' is never equal to 'null' of type 'KeyCode?'

The variable 'e' is declared but never used

The variable 'e' is declared but never used

Unreachable code detected