[EPIC] Module ai.claude.sessions

[kirich1409]

Context

Second module. Exercises archive-mode (opt-in via --archive), default trash + plaintext warning flow (S7).

Goals

• AIClaudeSessions: CleanupModule scans ~/.claude/projects/**/*.jsonl older than N days.
• Plan returns .trash by default; .archive only when --archive is passed.
• Warning printed to stderr before apply (AC-15).

Child tasks

Will be added as sub-issues after task batch.

Exit criteria

• AC-7, AC-7a, AC-15 pass.

Related documents

n/a