CR: /drill Skill — Implementation

Implementation Procedure

Phase 1: Create Skill Directory

mkdir -p ~/.claude/skills/drill

Phase 2: Create SKILL.md

Create ~/.claude/skills/drill/SKILL.md with: - Frontmatter - Instructions - 60 embedded drills (10 per tool)

Phase 3: Verify Skill Loads

# Check skill appears in menu
claude --help | grep -i skill

# Or just invoke
/drill

Phase 4: Functional Testing

Test Action Expected

Random drill

/drill

Random tool/difficulty presented

Specific tool

/drill awk

Awk challenge only

Specific difficulty

/drill sed beginner

Beginner sed challenge

Answer grading

Attempt drill, submit answer

Feedback on correctness