v0.6.0

<!-- Release notes generated using configuration in .github/release.yml at v0.6.0 -->

What's Changed

• Bump golangci/golangci-lint-action from 9.2.0 to 9.2.1 by @dependabot[bot] in https://github.com/superfly/fly-go/pull/240
• Bump golang.org/x/crypto from 0.51.0 to 0.52.0 in the golangx group by @dependabot[bot] in https://github.com/superfly/fly-go/pull/241
• Bump the tracing group across 1 directory with 3 updates by @dependabot[bot] in https://github.com/superfly/fly-go/pull/244
• Bump actions/checkout from 6 to 6.0.2 by @dependabot[bot] in https://github.com/superfly/fly-go/pull/242
• Bump actions/checkout from 6.0.2 to 6.0.3 by @dependabot[bot] in https://github.com/superfly/fly-go/pull/245
• Attach AI-agent-vs-human client signals to outbound API requests by @dangra in https://github.com/superfly/fly-go/pull/249
• Bump actions/checkout from 6.0.3 to 7.0.0 by @dependabot[bot] in https://github.com/superfly/fly-go/pull/248
• Bump the golangx group across 1 directory with 2 updates by @dependabot[bot] in https://github.com/superfly/fly-go/pull/250

Full Changelog: https://github.com/superfly/fly-go/compare/v0.5.6...v0.6.0