meeting-assistant/openspec/changes/archive/2026-05-27-add-summary-oneliner/tasks.md

1. Specification

• Add summary one-liner requirements and scenarios.

2. Behavior

• Require oneliner in the write_summary tool signature.
• Validate oneliner does not contain line breaks.
• Write oneliner to summary note frontmatter.
• Instruct the summary agent to keep the one-liner very short.

3. Verification

• Add focused behavior tests.
• Run relevant tests.
• Validate OpenSpec change.