[Vladush]

Description

When upgrading the daemon or after Mesa updates, old cached OpenCL kernels can cause hangs or build errors. This clears the cache on startup so stale kernels don't break things.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

How Has This Been Tested?

• Upgraded daemon binary while running, verified no OpenCL errors after restart
• Tested linuxcampam test vlad after cache wipe

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes