Add go-devops build system configuration for standardised
build, test, and release workflows across the Go ecosystem.
Co-Authored-By: Virgil <virgil@lethean.io>
File-based cache with TTL, JSON serialisation, go-io Medium backend.
Moved from forge.lthn.ai/core/go/pkg/cache to standalone module.
Co-Authored-By: Virgil <virgil@lethean.io>