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baoyu-compress-image

Compresses images to WebP (default) or PNG with automatic tool selection. Use when user asks to "compress image", "optimize image", "convert to webp", or reduce image file size.

74

Quality

Does it follow best practices?

Impact

No eval scenarios have been run

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Quality

Content

87%

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The body is concise, actionable, and well-structured with a real one-level script reference. Its main gap is the lack of a validation/verification step for a workflow whose defaults overwrite originals and support recursive batch processing.

Suggestions

Add an explicit verification checkpoint for the destructive default, e.g. confirm the output WebP/PNG is valid and the size reduction is sane before the original is replaced, or steer users toward --keep by default for batch runs.

For recursive (-r) batch runs, document a dry-run or sample-first step so Claude can verify results on one file before processing an entire directory.

State the overwrite/replace behavior and the --keep escape hatch prominently near the Usage section rather than only inside an example comment, so the destructive default is obvious before invocation.

DimensionReasoningScore

Conciseness

The body is lean: tables for options and preferences, concrete examples, and only the operational detail needed (tool chain, {baseDir}/${BUN_X} resolution), with no padding explaining concepts Claude already knows.

3 / 3

Actionability

It gives executable commands, a full options table with defaults, and concrete examples (image.png, ./images/); the ${BUN_X} and {baseDir} placeholders are explicitly documented for resolution, keeping guidance concrete and complete.

3 / 3

Workflow Clarity

The single-task CLI usage is clear, but the default behavior overwrites the original ("replaces original") and -r enables batch processing with no validation/verification checkpoint, which the rubric caps at 2 for destructive or batch operations.

2 / 3

Progressive Disclosure

Sections are well-organized and the one bundle file scripts/main.ts is a real, clearly-signaled one-level reference; EXTEND.md entries are external runtime config paths in a priority table, not nested bundle references.

3 / 3

Total

11

/

12

Passed

Description

100%

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is concise, third-person, and fully answers both what the skill does and when to trigger it with natural user-facing keywords. It is a strong, well-scoped description with no notable weaknesses.

DimensionReasoningScore

Specificity

"Compresses images to WebP (default) or PNG with automatic tool selection" lists multiple concrete actions (compress to WebP, compress to PNG, automatic tool selection) rather than vague language, matching the anchor for multiple specific concrete actions.

3 / 3

Completeness

It clearly states what the skill does (compress images to WebP/PNG) and when to use it via an explicit "Use when..." clause, satisfying both the what and the when.

3 / 3

Trigger Term Quality

The explicit triggers "compress image", "optimize image", "convert to webp", and "reduce image file size" are natural phrasings a user would actually say, giving good coverage of common variations.

3 / 3

Distinctiveness Conflict Risk

The image-compression-to-WebP/PNG niche with specific trigger terms is clearly distinguishable and unlikely to fire for unrelated skills.

3 / 3

Total

12

/

12

Passed

Validation

81%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation13 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

metadata_version

'metadata.version' is missing

Warning

metadata_field

'metadata' should map string keys to string values

Warning

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

13

/

16

Passed

Repository
jimliu/baoyu-skills
Reviewed

Table of Contents

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