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Found 3,730 Skills
Designs and implements custom Textual widgets with composition, styling, and lifecycle management. Use when creating reusable widget components, composing widgets from built-in components, implementing widget lifecycle (on_mount, on_unmount), handling widget state, and testing widgets. Covers custom widgets extending Static, Container, and building complex widget hierarchies.
Playwright E2E testing patterns. Trigger: When writing E2E tests - Page Objects, selectors, MCP workflow.
Consult this skill for async Python patterns and concurrency. Use when building async APIs, concurrent systems, I/O-bound applications, implementing rate limiting, async context managers. Do not use when CPU-bound optimization - use python-performance instead. DO NOT use when: testing async code - use python-testing async module.
Build, review, refactor, or architect ASP.NET Core web applications using current official guidance for .NET web development. Use when working on Blazor Web Apps, Razor Pages, MVC, Minimal APIs, controller-based Web APIs, SignalR, gRPC, middleware, dependency injection, configuration, authentication, authorization, testing, performance, deployment, or ASP.NET Core upgrades.
Creates detailed technical specifications for software projects covering requirements, architecture, APIs, and testing strategies. Use when planning features, documenting system design, or creating architecture decision records.
Review git diffs, staged changes, and GitHub PRs. Change-focused analysis across seven pillars (Security, Performance, Architecture, Error Handling, Testing, Maintainability, Paranoia) with numeric scoring 1-10. Supports GitHub PR review, staged changes, and arbitrary diffs. Use when: reviewing a PR, reviewing staged changes, reviewing a diff, pre-commit review. Triggers: review PR, review my changes, review the diff, review staged, review-pr, check my changes.
LOAD THIS SKILL when: auditing Effect TypeScript compliance, user mentions 'effect scan', 'effect audit', 'effect best practices check', 'scan-effect-solutions'. Contains Effect compliance audit checklist covering tsconfig, services, data modeling, error handling, config, testing, runtime usage, and Option/Either anti-patterns.
Use when determining optimal posting times on Xiaohongshu, scheduling content for maximum engagement, analyzing audience activity patterns, or testing different publish times to improve content performance
Manage ASC plugins that extend the CLI with custom event handlers using the `asc` CLI tool. Use this skill when: (1) Listing installed plugins: "asc plugins list" (2) Installing a plugin: "asc plugins install PATH" (3) Removing a plugin: "asc plugins uninstall --name NAME" (4) Enabling or disabling plugins: "asc plugins enable/disable --name NAME" (5) Testing a plugin manually: "asc plugins run --name NAME --event EVENT" (6) User asks to "create a plugin", "add Slack notifications", "wire up a Telegram bot on build upload", or "extend the CLI with a custom handler" (7) Explaining the plugin protocol (manifest.json + run executable + JSON stdin/stdout)
Devil's Advocate stress-testing for code, architecture, PRs, and decisions. Surfaces hidden flaws through structured adversarial analysis with metacognitive depth. Use for high-stakes review, stress-testing choices, or when the user wants problems found deliberately. NOT for routine code review (use engineering:code-review). Triggers on "스트레스 테스트", "stress test", "devil's advocate", "반론", "이거 괜찮아", "문제 없을까", "깊은 리뷰", "critical review", "adversarial".
Red team engagement planning is the foundational phase that defines scope, objectives, rules of engagement (ROE), threat model selection, and operational timelines before any offensive testing begins.
Use this skill when deploying ML models to production, setting up model monitoring, implementing A/B testing for models, or managing feature stores. Triggers on model deployment, model serving, ML pipelines, feature engineering, model versioning, data drift detection, model registry, experiment tracking, and any task requiring machine learning operations infrastructure.