chore: update OpenAPI schema

[fishaudio-bot]

Auto-generated update from https://api.fish.audio/openapi.json

Summary by CodeRabbit

• New Features
  • Added subscription currency information to wallet package responses.
  • Added optional inference feature flags to text-to-speech and timestamped streaming requests.
  • Feature flags default to an empty list when not provided.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 840d35b0-050e-48cd-963b-ae00c1588484

📥 Commits

Reviewing files that changed from the base of the PR and between 3ec13d5 and 2fd0643.

📒 Files selected for processing (1)

• api-reference/openapi.json

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📝 Walkthrough

Walkthrough

The OpenAPI specification adds subscription_currency to wallet package responses and features arrays to both TTS request schemas.

Changes

API schema updates

Layer / File(s)	Summary
Wallet package response field api-reference/openapi.json	The wallet package response adds nullable subscription_currency.
TTS feature flag requests api-reference/openapi.json	TTSRequest and TTSStreamWithTimestampRequest accept string feature flags with an empty-array default.

Estimated code review effort: 2 (Simple) | ~10 minutes

Possibly related PRs

• fishaudio/docs#28: Both changes update the shared TTS request schema in api-reference/openapi.json.
• fishaudio/docs#95: Both changes modify TTS-related request schemas in api-reference/openapi.json.

Suggested reviewers: kilerd

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch chore/update-openapi-schema

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