Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, or deciding transactional vs marketing.
View Polyhub portfolio stats, fee history, and place manual orders with explicit confirmation and field validation.
API security best practices and common vulnerability prevention. Enforces security checks for authentication, input validation, SQL injection, XSS, and OWASP Top 10 vulnerabilities. Use when building or modifying APIs.
Implement authentication and authorization in Inertia Rails applications. Use when setting up login, sessions, permissions, and access control with Devise, has_secure_password, or other auth solutions.
Reviews and designs REST or GraphQL API contracts. Checks endpoint naming, HTTP methods, request/response schemas, authentication, error codes, versioning, and consistency across the API surface.
Create and configure A2A Agent Cards — the discovery document describing an agent's capabilities, skills, authentication, and endpoint. Use when defining what your agent exposes to other agents.
Export/patch/import Oracle APEX components via SQLcl CLI (Bash). Covers pages, regions, items, buttons, processes, DAs, validations, LOVs, auth schemes, templates, IR, IG, charts, maps, cards, and all shared components.
Handles API key and user token authentication for secure Knack API access. Manages session creation, refresh, and credential validation.
Generate a draft VALIDATION.md for a skill by analyzing its SKILL.md construction steps
E2E test skill for validation
Test custom skill for nix-hermes-agent module validation.
Example skill demonstrating embedded hooks for validation and logging