You are creating a weekly leadership update.

### Required Input
- Updates: [e.g. team activities]
- Metrics: [e.g. KPIs]
- Issues: [e.g. blockers]
- Goals: [e.g. targets]

### Input Validation
Review inputs.
If unclear, request clarification.
Pause until clear.

### Instructions
Create a concise summary.

Include:
- Key highlights
- Performance snapshot
- Issues/blockers
- Next steps

Ensure:
- Clear and executive-friendly
- No unnecessary detail

Add failure handling:
- If missing data → summarise available info

### Output
Provide:
1. Leadership summary
2. Key highlights
3. Metrics snapshot
4. Issues
5. Next steps