Fix finitechat Hermes outbound rendering compatibility

[futurepaul]

Summary

• rename/install Hermes plugin under finitechat and preserve legacy conflict detection from v0.1.1
• disable finitechat edit-streaming for iOS rendering compatibility
• wrap Hermes outbound payloads in the standard durable chat_message envelope while preserving backward-compatible polling
• format adapter for Ruff CI

Verification

• cargo test --locked -p finitechat-cli --test hermes_flow hermes -- --nocapture
• python3 -m unittest tests.hermes.test_finite_platform_adapter
• uvx --no-config ruff==0.15.17 format --check integrations/hermes/finitechat/adapter.py tests/hermes/test_finite_platform_adapter.py scripts/hermes-adapter-regression-report.py
• uvx --no-config ruff==0.15.17 check integrations/hermes/finitechat/adapter.py tests/hermes/test_finite_platform_adapter.py scripts/hermes-adapter-regression-report.py
• v0.1.2 release workflow passed and assets published