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Compresses images to WebP (default) or PNG with automatic tool selection.
Passed 15 of 18 test cases with the skill, and 7 of 18 without it.
and 10 more in the full report
10 fixed8 passed either way3 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.
What default file output format is chosen when running the CLI tool without specifying a format option?
| Checked | Without skill | With skill |
|---|---|---|
| Identifies default format as webp | Missed | Passed |
The instructions your model reads when the skill loads.
Compresses images using best available tool (sips → cwebp → ImageMagick → Sharp).
Scripts in scripts/ subdirectory. Replace ${SKILL_DIR} with this SKILL.md's directory path.
| Script | Purpose |
|---|---|
scripts/main.ts | Image compression CLI |
Use Bash to check EXTEND.md existence (priority order):
# Check project-level first
test -f .canghe-skills/canghe-compress-image/EXTEND.md && echo "project"
# Then user-level (cross-platform: $HOME works on macOS/Linux/WSL)
test -f "$HOME/.canghe-skills/canghe-compress-image/EXTEND.md" && echo "user"
┌────────────────────────────────────────────────────────┬───────────────────┐ │ Path │ Location │ ├────────────────────────────────────────────────────────┼───────────────────┤ │ .canghe-skills/canghe-compress-image/EXTEND.md │ Project directory │ ├────────────────────────────────────────────────────────┼───────────────────┤ │ $HOME/.canghe-skills/canghe-compress-image/EXTEND.md │ User home │ └────────────────────────────────────────────────────────┴───────────────────┘
┌───────────┬───────────────────────────────────────────────────────────────────────────┐ │ Result │ Action │ ├───────────┼───────────────────────────────────────────────────────────────────────────┤ │ Found │ Read, parse, apply settings │ ├───────────┼───────────────────────────────────────────────────────────────────────────┤ │ Not found │ Use defaults │ └───────────┴───────────────────────────────────────────────────────────────────────────┘
test cases passed, vs 7 / 18 without
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