Add Feishu session controls and streaming summaries

[58fly]

Summary

• Add IM session listing/resume support and Feishu actions for historical sessions.
• Update Feishu streaming cards to show concise current status, tool activity, reasoning summaries, and cleaner final cards.
• Document the new session commands and Feishu card behavior.

Test plan

• git diff --check
• Run adapter test suite in CI

🤖 Generated with Claude Code

[github-actions]

PR quality triage

Changed areas: area:adapters, area:docs

CLI core policy: No CLI-core policy block detected.

Missing-test policy: No missing-test policy block detected.

Coverage baseline policy: No coverage-baseline policy block detected.

CLI core files:

• none

Coverage policy files:

• none

Expected checks:

• change-policy
• adapter-checks
• desktop-native-checks
• docs-checks
• coverage-checks

Test coverage signals:

• No obvious missing-test signal from changed paths.

Risk notes:

• No special risk notes from changed paths.

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