fix(agent_harness): only enable latest Claude models in daytona harness

[ehayes2000]

Whitelists the Daytona sandbox's opencode config to just the latest Claude model per tier (Opus 5, Sonnet 5, Haiku 4.5), pruning the older/dated duplicates the Anthropic model picker otherwise exposed.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

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📥 Commits

Reviewing files that changed from the base of the PR and between 4676fdd and 26991da.

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• crates/agent_harness/container/opencode.json

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📝 Walkthrough

Summary by CodeRabbit

• New Features
  • Added support for Anthropic models, including Claude Opus 5, Sonnet 5, and Haiku 4.5.
  • Restricted available model selection to the approved Claude models.

Walkthrough

The OpenCode container configuration adds an Anthropic provider. It restricts the provider to Claude Opus 5, Sonnet 5, and Haiku 4.5.

Merge Risk: ⚪ Minimal · up to 26991

This is a localized configuration change that limits the Daytona harness to the intended latest Claude models. No actionable merge-blocking risk remains beyond normal checks and review.

🚥 Pre-merge checks | ✅ 4

✅ Passed checks (4 passed)

Check name	Status	Explanation
Description check	✅ Passed	The description accurately explains the OpenCode configuration change and the Claude model whitelist.
Title check	✅ Passed	The title uses the conventional commits format, describes the model whitelist change, and is 71 characters long, below the 72-character limit.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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