Use when writing, editing, or reviewing BuildStream .bst element files — provides variable names, element kinds, source kinds, command hooks, systemd paths, and layer structure
95
93%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Passed
No known issues
Quality
Discovery
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.
This is an excellent skill description that follows best practices. It leads with explicit 'Use when' guidance, specifies the exact file type and tool (BuildStream .bst), and enumerates concrete capabilities. The description is concise yet comprehensive, using third person voice and domain-specific terminology that users would naturally use.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Lists multiple specific concrete capabilities: 'variable names, element kinds, source kinds, command hooks, systemd paths, and layer structure' - these are all concrete, actionable items the skill provides. | 3 / 3 |
Completeness | Explicitly answers both what ('provides variable names, element kinds, source kinds, command hooks, systemd paths, and layer structure') and when ('Use when writing, editing, or reviewing BuildStream .bst element files') with clear trigger guidance upfront. | 3 / 3 |
Trigger Term Quality | Includes natural keywords users would say: 'BuildStream', '.bst element files', 'writing', 'editing', 'reviewing'. The file extension '.bst' and product name 'BuildStream' are exactly what users would mention. | 3 / 3 |
Distinctiveness Conflict Risk | Highly distinctive with specific technology focus (BuildStream, .bst files) that is unlikely to conflict with other skills. The combination of the tool name and file extension creates a clear, narrow niche. | 3 / 3 |
Total | 12 / 12 Passed |
Implementation
87%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is an excellent reference skill that maximizes information density through well-structured tables and minimal prose. It provides concrete, project-specific details (variable names, paths, element kinds, source kinds) that Claude cannot infer. The skill appropriately positions itself as a lookup reference and delegates workflow guidance to specialized skills.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | Extremely efficient use of tokens with dense tables, minimal prose, and no explanation of concepts Claude would already know. Every section provides project-specific information that cannot be inferred. | 3 / 3 |
Actionability | Provides concrete variable names, exact paths, specific command patterns with install examples, and real element file references. The systemd integration section gives copy-paste ready install commands. | 3 / 3 |
Workflow Clarity | The layer chain section shows element flow clearly, but this is primarily a reference document rather than a workflow guide. It appropriately defers to other skills for actual workflows (packaging-pre-built-binaries, packaging-rust-cargo-projects, etc.). | 2 / 3 |
Progressive Disclosure | Excellent structure with clear section headers, well-organized tables, and appropriate cross-references to related skills (packaging-pre-built-binaries, packaging-zig-projects, packaging-go-projects) without nesting. Content is appropriately scoped as a quick-reference. | 3 / 3 |
Total | 11 / 12 Passed |
Validation
100%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 11 / 11 Passed
Validation for skill structure
No warnings or errors.
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Table of Contents
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