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Found 2,232 Skills
Use when implementing BGTaskScheduler, debugging background tasks that never run, understanding why tasks terminate early, or testing background execution - systematic task lifecycle management with proper registration, expiration handling, and Swift 6 cancellation patterns
Automates creation of MobX State Tree stores following Fitness Tracker App patterns for domain models, collections, and root store integration. Use when creating new MST stores, models, or extending existing store functionality with proper TypeScript typing, actions, views, and integration patterns.
Expert-level Ember.js development. Use when asked to (1) write Ember.js applications with components, services, routes, or controllers, (2) implement Ember Data models and adapters, (3) work with Ember Octane patterns (Glimmer components, tracked properties, modifiers), (4) optimize Ember application performance, (5) write Ember tests with QUnit or testing-library, or when phrases like "Ember component", "Ember route", "Glimmer", "tracked property", "Ember addon" appear.
Select the most appropriate pipeline for a user goal, lock it in `PIPELINE.lock.md`, and route checkpoint questions into `DECISIONS.md`. **Trigger**: pipeline router, choose pipeline, workflow selection, PIPELINE.lock.md, 选择流程. **Use when**: 用户目标/交付物不清晰，需要在 snapshot/survey/tutorial/systematic-review/peer-review 中选一个并设置最小 HITL 问题集。 **Skip if**: pipeline 已锁定（`PIPELINE.lock.md` 存在）且所需问题已回答/签字完成。 **Network**: none. **Guardrail**: 尽量一次性提问；信息不足就写 `DECISIONS.md` 并停下等待。
Document business rules, technical patterns, and service interfaces discovered during analysis or implementation. Use when you find reusable patterns, external integrations, domain-specific rules, or API contracts. Always check existing documentation before creating new files. Handles deduplication and proper categorization.
Analyze and compare construction bids, proposals, estimates, and subcontractor quotes. Assigns line items to UniFormat II headings, compares absolute cost and cost per unit, produces a leveling spreadsheet (CSV or Excel) and a concise PDF report with scope overlap matrix, contractual term comparison, and a recommendation. Use when the user provides one or more bid documents (PDFs, spreadsheets, or text) to analyze or compare, or asks to "level bids", "compare bids", "bid tabulation", "bid comparison", "bid analysis", or "analyze this bid/quote/proposal" for a construction project.
Professional WordPress plugin development best practices following our project structure with composer, namespaced classes, wp-env testing, WPCS compliance, and proper plugin architecture. Use this when working on WordPress plugin code.
When distributing traffic across multiple servers or regions, use this skill to select and configure the appropriate load balancing solution (L4/L7, cloud-managed, self-managed, or Kubernetes ingress) with proper health checks and session management.
Builds dashboards, reports, and data-driven interfaces requiring charts, graphs, or visual analytics. Provides systematic framework for selecting appropriate visualizations based on data characteristics and analytical purpose. Includes 24+ visualization types organized by purpose (trends, comparisons, distributions, relationships, flows, hierarchies, geospatial), accessibility patterns (WCAG 2.1 AA compliance), colorblind-safe palettes, and performance optimization strategies. Use when creating visualizations, choosing chart types, displaying data graphically, or designing data interfaces.
Write GitHub Actions workflows with proper syntax, reusable workflows, composite actions, matrix builds, caching, and security best practices. Use when creating CI/CD workflows for GitHub-hosted projects or automating GitHub repository tasks.
Expert in commercial real estate lease agreements for industrial and office properties. Use when reviewing lease terms, negotiating base rent/operating expenses, analyzing tenant improvements and free rent, structuring net lease vs gross lease deals, evaluating renewal options, or advising on landlord/tenant rights. Key terms include base rent, operating expenses, proportionate share, TI allowance, net lease, triple net, lease economics, rent escalation, use clause, assignment restrictions, default remedies, Schedule G
Implements media and file management components including file upload (drag-drop, multi-file, resumable), image galleries (lightbox, carousel, masonry), video players (custom controls, captions, adaptive streaming), audio players (waveform, playlists), document viewers (PDF, Office), and optimization strategies (compression, responsive images, lazy loading, CDN). Use when handling files, displaying media, or building rich content experiences.