chore(deps-dev): bump the dev-dependencies group with 3 updates

Bumps the dev-dependencies group with 3 updates: [@opencode-ai/sdk](https://github.com/sst/opencode-sdk-js), [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@opencode-ai/sdk` from 1.18.33 to 1.18.34
- [Release notes](https://github.com/sst/opencode-sdk-js/releases)
- [Changelog](https://github.com/anomalyco/opencode-sdk-js/blob/main/CHANGELOG.md)
- [Commits](https://github.com/sst/opencode-sdk-js/commits)

Updates `@types/node` from 26.6.3 to 26.6.4
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

Updates `vitest` from 5.0.2 to 5.0.3
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Changelog](https://github.com/vitest-dev/vitest/blob/main/docs/releases.md)
- [Commits](https://github.com/vitest-dev/vitest/commits/v5.0.3/packages/vitest)

---
updated-dependencies:
- dependency-name: "@opencode-ai/sdk"
  dependency-version: 1.18.34
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
- dependency-name: "@types/node"
  dependency-version: 26.6.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
- dependency-name: vitest
  dependency-version: 5.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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Author: dependabot[bot]