Claude Skills by levalencia

For churned accounts, research what has changed since they left — new funding, team growth, competitor dissatisfaction, product updates that address their pain — then assess re-engagement potential and generate a personalized win-back email sequence with timing recommendations. Chains web research and LinkedIn monitoring with email sequence generation.

Use this agent when you need to review database migrations, data models, or any code that manipulates persistent data. This includes checking migration safety, validating data constraints, ensuring transaction boundaries are correct, and verifying that referential integrity and privacy requirements are maintained. <example>Context: The user has just written a database migration that adds a new column and updates existing records. user: \"I've created a migration to add a status column to the ...

Use this agent when reviewing PRs that touch database migrations, data backfills, or any code that transforms production data. This agent validates ID mappings against production reality, checks for swapped values, verifies rollback safety, and ensures data integrity during schema changes. Essential for any migration that involves ID mappings, column renames, or data transformations. <example>Context: The user has a PR with database migrations that involve ID mappings. user: \"Review this PR ...

Database design, SQL, NoSQL, and data management patterns

Systematic debugging that identifies root causes rather than treating symptoms. Uses sequential thinking for complex analysis, web search for research, and structured investigation to avoid circular reasoning and whack-a-mole fixes.

Multi-session, resumable deep brainstorming with mindmap-on-disk structure. Explores ideas across multiple dimensions using creative methodologies (Morphological Analysis, TRIZ, Lateral Thinking, Lotus Blossom, Assumption Mapping). Sessions persist to filesystem and can span days. Triggers on "deep brainstorm", "deep dive brainstorm", "multi-session brainstorm", "brainstorm deeply", or when the user wants extended, resumable idea exploration. Higher depth than brainstorm or team-brainstorm bu...

Enhance a plan with parallel research agents for each section to add depth, best practices, and implementation details

Guide for implementing DefectDojo - an open-source DevSecOps, ASPM, and vulnerability management platform. Use when querying vulnerabilities, managing findings, configuring CI/CD pipeline imports, or working with security scan data. Includes MCP tools for direct API interaction.

Comprehensive guide for Dependency-Track - Software Composition Analysis (SCA) and SBOM management platform. USE WHEN deploying Dependency-Track, integrating with CI/CD pipelines, configuring vulnerability scanning, managing SBOMs, setting up policy compliance, troubleshooting installation issues, or working with the REST API.

Validate and prepare documentation for GitHub Pages deployment

Use this agent when a PR touches production data, migrations, or any behavior that could silently discard or duplicate records. Produces a concrete pre/post-deploy checklist with SQL verification queries, rollback procedures, and monitoring plans. Essential for risky data changes where you need a Go/No-Go decision. <example>Context: The user has a PR that modifies how emails are classified. user: \"This PR changes the classification logic, can you create a deployment checklist?\" assistant: \...

Use this agent when you need to verify that a UI implementation matches its Figma design specifications. This agent should be called after code has been written to implement a design, particularly after HTML/CSS/React components have been created or modified. The agent will visually compare the live implementation against the Figma design and provide detailed feedback on discrepancies.\\n\\nExamples:\\n- <example>\\n Context: The user has just implemented a new component based on a Figma desi...

Use this agent PROACTIVELY when design work isn't coming together on the first attempt. If you've made 1-2 design changes and the result still feels off, suggest using this agent with 5x or 10x iterations for deeper refinement. This agent takes screenshots, analyzes what's not working, implements improvements, and repeats N times to systematically fix design issues. Perfect when colors feel wrong, layouts aren't balanced, or the overall aesthetic needs work that single changes can't achieve. ...

Use when designing software architecture, refactoring code structure, solving recurring design problems, or when code exhibits symptoms like tight coupling, rigid hierarchies, scattered responsibilities, or difficult-to-test components. Also use when choosing between architectural approaches or reviewing code for structural improvements.

CLI tools, SDKs, and developer experience patterns

IDE setup, dev containers, and local development tools

CI/CD pipelines, infrastructure as code, and deployment strategies

Use this agent when you need a brutally honest Rails code review from the perspective of David Heinemeier Hansson. This agent excels at identifying anti-patterns, JavaScript framework contamination in Rails codebases, and violations of Rails conventions. Perfect for reviewing Rails code, architectural decisions, or implementation plans where you want uncompromising feedback on Rails best practices.\\n\\n<example>\\nContext: The user wants to review a recently implemented Rails feature for adh...

Guide for using direnv - a shell extension for loading directory-specific environment variables. Use when setting up project environments, creating .envrc files, configuring per-project environment variables, integrating with Python/Node/Ruby/Go layouts, working with Nix flakes, or troubleshooting environment loading issues on macOS and Linux.

Brief description of what this skill does. Include specific triggers - when should Claude use this skill? Example triggers, file types, or keywords that indicate this skill applies.

Automatically updates project documentation by analyzing git changes between the current branch and the last release tag. Performs git diff analysis to identify modifications, then updates README.md, CHANGELOG.md following Keep a Changelog standard, and discovers documentation folders for contextual updates. Use when preparing a release, maintaining documentation sync, or before creating a pull request. Triggers on "update docs", "update changelog", "sync documentation", "update readme", "pre...

Evidence-based health research using tiered trusted sources with GRADE-inspired evidence ratings. Integrates Apple Health data for personalized context. Use when user asks health, nutrition, exercise, sleep, or wellness questions.

Use when needing to scrape documentation websites into markdown for AI context. Triggers on "scrape docs", "download documentation", "get docs for [library]", or creating local copies of online documentation. CRITICAL - always analyze sitemap first before scraping.

Technical writing, API docs, and documentation best practices

Creates professional logical flow diagrams and logical system architecture diagrams using draw.io XML format (.drawio files). Use when creating: (1) logical flow diagrams showing data/process flow between system components, (2) logical architecture diagrams representing system structure without cloud provider specifics, (3) BPMN process diagrams, (4) UML diagrams (class, sequence, activity), (5) data flow diagrams (DFD), (6) decision flowcharts, or (7) system interaction diagrams. This skill ...

Provides comprehensive Drizzle ORM patterns for schema definition, CRUD operations, relations, queries, transactions, and migrations. Proactively use for any Drizzle ORM development including defining database schemas, writing type-safe queries, implementing relations, managing transactions, and setting up migrations with Drizzle Kit. Supports PostgreSQL, MySQL, SQLite, MSSQL, and CockroachDB.

Comprehensive E2E testing skill using Playwright MCP for systematic web application testing. This skill should be used when users need to test web-based systems end-to-end, set up test regimes, run exploratory tests, or analyze test history. Triggers on requests like "test my webapp", "set up E2E tests", "run the tests", "what's been flaky", or when validating web application functionality. The skill observes and reports only - it never fixes issues. Supports three modes - setup (create test ...

Generate a personalized 7-email onboarding sequence for Goose early access signups. Takes a LinkedIn profile URL and company domain, researches the person and company, classifies their role, and produces all 7 emails ready to send — personalized with real context, not merge tags. Outputs to a Notion database (one row per user, columns for each email). Use this skill whenever someone signs up for Goose early access, when you need to generate onboarding emails for new users, when the user says ...

Generate and prioritize US equity long-side edge research tickets from EOD observations, then export pipeline-ready candidate specs for trade-strategy-pipeline Phase I. Use when users ask to turn hypotheses/anomalies into reproducible research tickets, convert validated ideas into `strategy.yaml` + `metadata.json`, or preflight-check interface compatibility (`edge-finder-candidate/v1`) before running pipeline backtests.