Include generated tscircuit docs in local prompt

[Gimyoonsoo]

Summary

• Fixes or improves the system prompt docs behavior described in use the new auto generated docs in the system prompt #45.
• Keeps the change focused on using the current generated tscircuit docs while preserving the existing handwritten guidance.

Changes

• Fetch https://docs.tscircuit.com/ai.txt and include it in createLocalCircuitPrompt() inside a dedicated generated-docs section.
• Add an abort timeout so a stalled generated-docs endpoint falls back instead of hanging prompt creation.
• Keep prompt creation resilient when the generated-docs endpoint is temporarily unavailable.
• Add mocked-fetch regression coverage for generated-docs, fallback, and stalled-endpoint paths.
• Skip OpenAI-dependent tests when OPENAI_API_KEY is not configured so deterministic tests can pass in no-secret environments.

Testing

• GitHub Actions on latest commit d4cf1cc: Bun Test and Type Check passed.
• bun test tests/prompt-templates/create-local-circuit-prompt.test.ts
• Result: passed locally, 2 passed / 0 failed
• bun test --timeout 50000
• Result: passed locally, 13 passed / 2 skipped / 0 failed
• bun x tsc --noEmit
• Result: passed locally
• bun run build
• Result: passed locally

Notes

• No authentication, payment, database, deployment, or security-sensitive configuration changes were made.
• No secrets, credentials, production data, or security-sensitive information were accessed.

Algora

/claim #45

[chatgpt-codex-connector]

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[chatgpt-codex-connector]

Add timeout to optional docs fetch

The new fetchOptionalFileContent() path only handles HTTP errors and thrown exceptions, but it still awaits fetch(url) with no timeout; if https://docs.tscircuit.com/ai.txt accepts a connection and then stalls, createLocalCircuitPrompt() will block instead of continuing with empty generated docs. This defeats the intended resilience for generated-doc outages and can hang prompt creation in degraded network conditions. Use AbortSignal.timeout(...) (or equivalent) so stalled responses fall back to "".

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[Gimyoonsoo]

Addressed in the latest commit. The optional generated-docs fetch now uses an abort timeout, and the regression test covers a stalled docs endpoint. Targeted test, full test suite, typecheck, lint, and build pass.