Refresh the target artifact as if it were the first clean version. Goal The result must be lighter, more current, and more accurate than the input. It should not read like a changelog, cleanup note, or patch over an older draft. Workflow 1. Identify the target artifact from the user's request or the active context. 2. Read the target artifact end to end before editing. 3. Check nearby artifacts that must stay aligned with it. 4. Remove scaffolding residue, stale deltas, duplicated process noise, deprecated information, and over-specific history. 5. Fold durable lessons into the place they sho…