Content
86%Weight 40%Scale 1-5Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
A well-structured, highly actionable skill body that pushes detail into verified reference files and provides copy-paste code for the common cases. The main gaps are minor general-knowledge padding and a missing validation checkpoint before sending.
Suggestions
Trim general email best-practice items Claude already knows (e.g. 'test across clients', 'max-width around 600px') and keep only the React-Email-specific or client-quirk facts in the Best Practices section.
Add an explicit validation checkpoint before the send step, e.g. render to HTML and verify the output (and confirm the production CDN/from-domain) before calling resend.emails.send.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | Mostly efficient and dense with email-client-specific rules (box-border, pixelBasedPreset, no flexbox/grid, no SVG/WEBP), with minor general-knowledge padding in the Best Practices and accessibility sections that could be trimmed. | 4 / 5 |
Actionability | Fully executable, copy-paste-ready guidance throughout: install commands, a complete WelcomeEmail component with PreviewProps, render/send code, the dev/prod image URL pattern, and a CLI command table. | 5 / 5 |
Workflow Clarity | Install → template → render → send is clearly sequenced with a 'Before Writing Code' clarifying-questions checkpoint, but no explicit validation step before the outward-facing send operation. | 4 / 5 |
Progressive Disclosure | Clear overview in SKILL.md with six well-signaled one-level-deep references (COMPONENTS, STYLING, SENDING, I18N, EDITOR, PATTERNS), all of which exist as real files, making navigation easy. | 5 / 5 |
Total | 18 / 20 Passed |