Implements ASP.NET Core rate limiting middleware for API protection. Covers fixed window, sliding window, token bucket, and concurrency limiters with custom policies.
PostgreSQL database design best practices, naming conventions, indexing strategies, and performance optimization for .NET applications using Npgsql and EF Core.
[30] ANALYZE. Understand how changes impact the system — what's the core, what's affected, what depends on what.
Use when you need to review, improve, or build Spring Boot 4.0.x applications — including proper usage of @SpringBootApplication, component annotations (@Controller, @Ser — from…
Use when you need to design, review, or improve REST APIs with Spring Boot — including HTTP methods, resource URIs, status codes, DTOs, versioning, deprecation and sunset — from…
Use when you need to design, review, or improve validation in Spring Boot applications — including Bean Validation on request DTOs, @Valid/@Validated at API boundaries, c — from…
[31] ANALYZE. Universal deep thinking methodology for any situation requiring quality reasoning. Use when solving problems, debugging, making decisions, analyzing code, p — from…
Use when you need to write or review programmatic JDBC with Spring — including JdbcClient (Spring Framework 7+) as the default API, JdbcTemplate only where batch/streamin — from…
Use when you need to use Spring Data JDBC with Java records — including entity design with records, repository pattern, immutable updates, aggregate relationships, custom — from…
Use when you need to add or review Flyway database migrations in a Spring Boot application — Maven dependencies, db/migration scripts, spring.flyway.* configuration, base — from…
Use when you need to write unit tests for Spring Boot applications — including pure unit tests with @ExtendWith(MockitoExtension.class) for @Service/@Component, slice tes — from…
Use when you need to write or improve integration tests — including Testcontainers with @ServiceConnection, @DataJdbcTest persistence slices, TestRestTemplate or MockMvcT — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Spring Boot applications — including finding scenarios tagged @acceptance, implementing h — from…
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Use when reviewing Rails code, PRs, or architecture for conventions, Hotwire defaults, and correctness risks.
Apply 37signals/DHH Rails conventions when writing Ruby on Rails code. Use when building Rails applications, reviewing Rails code, or making architectural decisions.
Expert in 3D computer vision labeling tools, workflows, and AI-assisted annotation for LiDAR, point clouds, and sensor fusion.
Expert in 3D computer vision labeling tools, workflows, and AI-assisted annotation for LiDAR, point clouds, and sensor fusion.
End-to-end PBR material authoring in Blender. Principled BSDF setup with physically valid parameters, texture map import with correct color spaces, normal-map chain, baking…
Review 3D Gaussian Splatting implementation code for correctness, performance bugs, and best practices.
3DGS compression-to-deployment pipeline: quantization (scalar/VQ/mixed-precision), pruning (coreset/adaptive/variational/merge/Bayesian), progressive streaming & LoD,…
Guide for deploying 3D Gaussian Splatting from research to production: industry use cases, engineering pipelines, tool selection, and deployment best practices
Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots — from…
EO Tech Architect Engine v2 — Phase 4 skill. Reads business brain (1-ProjectBrain/) and GTM assets (2-GTM/output/), asks 5-8 clarifying questions on tech preferences, tea — from…
Coordinator workflow for orchestrating dockeragents through fix-review-iterate-present loop. Use when delegating any task that produces code changes.
Create your FastAPI skill in one prompt, then learn to improve it throughout the chapter
Use when building or reviewing core Quarkus applications with CDI beans and scopes, SmallRye Config and profiles, lifecycle, interceptors and events, virtual threads, and — from…
Use when you need to write fast unit tests for Quarkus applications — including pure tests with @ExtendWith(MockitoExtension.class), @QuarkusTest with @InjectMock for ful — from…
Use when you need to write or improve integration tests for Quarkus — including @QuarkusTest, Dev Services for automatic container provisioning, Testcontainers via Quarku — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Quarkus applications — including @acceptance scenarios, @QuarkusTest, BaseAcceptanceTest — from…
Create your agent-tdd skill in one prompt, then learn to improve it throughout the chapter
Validate your agent-evals skill by testing it on a completely different agent. A skill proves its worth when it transfers beyond the context where you learned it.
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Create your Docker deployment skill in one prompt, then learn to improve it throughout the chapter
Transform Docker knowledge from Lessons 1-6 into a reusable AI skill for consistent, production-ready containerization
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools.
Budowanie i rozwijanie dashboardu 4DX dla OvocxMalinowi z bazą Supabase. Używaj gdy pracujesz z dashboard-4dx.html lub bazą danych projektu.
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser scre — from…
Create your Kubernetes deployment skill in one prompt, then learn to improve it throughout the chapter
Create your Helm chart skill in one prompt, then learn to improve it throughout the chapter
[52] EXECUTE. Three-stage refactoring workflow: (1) iterative research of refactor/modularization options, (2) plan + risk/edge-case analysis + Scope150 validation, then implement…
Use when you need to write unit tests for Micronaut applications — Mockito-first with @ExtendWith(MockitoExtension.class), @MicronautTest with @MockBean, HttpClient @Clie — from…
Use when you need to write or improve integration tests for Micronaut — @MicronautTest, HttpClient, TestPropertyProvider with Testcontainers, transactional test mode wher — from…
Use when you need to implement acceptance tests from a Gherkin .feature file for Micronaut applications — @acceptance scenarios, @MicronautTest, HttpClient, BaseAcceptanc — from…
Create your Dapr deployment skill in one prompt, then learn to improve it throughout the chapter
Create your GitOps deployment skill in one prompt, then learn to improve it throughout the chapter
Complete your dapr-deployment skill with actor and workflow patterns, validate code generation, and document your Digital FTE component
Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp.
Convert refined plan into technical specification with architectural decisions. Use when: (1) After REFINE phase in 5D-SDD workflow, (2) User is ready for technical design, (3)…
5W1H Decision Framework Tool. Use for: (1) Systematic decision-making before creating todos, (2) Preventing duplicate implementation, (3) Detecting avoidance behavior, (4)…
Five Whys root cause analysis. Iteratively asks "why" to drill past symptoms to underlying causes. Use for debugging, investigating failures, or understanding why something went…
Phase 6: Serve via python3 -m http.server 8899, screenshot light mode (fullPage), toggle .dark class + screenshot dark mode, compare 3 declared elements [expected vs pres — from…
Test features before users find bugs. Use when feature is built, before deploying, or when bugs reported.
Create your multi-cloud-deployer skill in one prompt, then learn to improve it throughout the chapter
Create your LLMOps data engineering skill in one prompt, then learn to improve it throughout the chapter — from panaversity/claude-code-skills-lab
Create your model-serving skill from Ollama documentation before learning deployment theory — from panaversity/skills-lab.git
Use when you need framework-agnostic OpenAPI 3.x guidance — spec structure, metadata and versioning, paths and operations, reusable schemas, security schemes, examples, d — from…
Use when you need to add or review fuzz testing for Java APIs with CATS — including contract-driven negative testing, malformed payload validation, boundary input explora — from…
[73] CLOSE. Record and maintain Lessons in MEMORY.md after a problem is solved or the user confirms success.
Set up 9Router as a local AI gateway so coding agents never stop when a provider quota runs out — one OpenAI-compatible endpoint (localhost:20128) fanning out to 40+ providers…