[BUG] Running `/compact` when usage limit reached destroys entire context

Environment

• Platform (select one):
• [X] Anthropic API
• [ ] AWS Bedrock
• [ ] Google Vertex AI
• [ ] Other: <!-- specify -->
• Claude CLI version: 1.0.67 (Claude Code)
• Operating System: Debian Trixie
• Terminal: VSCode

Bug Description

When running /compact and the usage limit is reached, the entire session will be lost and the context will be replaced with

====================================================== Previous Conversation Compacted ======================================================
● Compact summary
  ⎿  This session is being continued from a previous conversation that ran out of context. The conversation is summarized below:
     Claude AI usage limit reached|1754161200.

Steps to Reproduce

1. Reach limit
2. Run /compact

Expected Behavior

Conversation is not compacted.

Actual Behavior

Conversation is replaced with "Claude AI usage limit reached|1754161200".

Additional Context

Log is above.