數據科學

WHEN: Database migration review, backwards compatibility, rollback safety, data integrityWHAT: Migration safety + Rollback validation + Downtime analysis + Data preservation + Lock preventionWHEN NOT: Query optimization → sql-optimizer, Schema design → schema-reviewer

Modern random number generation using the Generator API, focusing on statistical properties, parallel streams, and reproducibility. Triggers: random, rng, default_rng, SeedSequence, probability distributions, shuffle.

Automate creation of multiple audio overviews in Google NotebookLM using Playwright. Use when the user needs to generate multiple audio podcasts from web sources with different prompts or focus areas, or when batch-creating NotebookLM audio content.

Coordinate all freight intelligence gathering and campaign execution for systematic RFP inclusion. Use for daily workflow planning, weekly analysis, lead prioritization, and orchestrating all intelligence activities across job postings, RFP detection, competitor analysis, and campaigns.

Generate comprehensive test suites following the test pyramid: static analysis → unit → integration → E2E.LOAD THIS SKILL WHEN: User says "寫測試", "test", "測試", "TG", "coverage", "覆蓋率", "pytest", "unittest", "驗證" | wants test generation | asks about testing strategy | needs coverage report | code review requires tests | before release/deployment.CAPABILITIES: pytest configuration, mypy/ruff/bandit static analysis, parametrized tests, fixtures/conftest, async testing, httpx API tests, Playwright E2E, coverage reports (pytest-cov), CI integration, test data factories (factory-boy/faker).

Creates and edits Excel spreadsheets with formulas, formatting, and financial modeling standards.Use when working with .xlsx files, financial models, data analysis, or formula-heavy spreadsheets.Covers formula recalculation, color coding standards, and common pitfalls.

Build 3D scenes, animations, and interactive experiences with Three.js. Use for product viewers, backgrounds, data visualization, or creative experiments.

Enterprise-grade company research, competitive analysis, and market intelligence using Bright Data's professional web scraping and search capabilities. Use this skill when asked to research companies, conduct competitive analysis, create market reports, analyze industries, compare products/services, or gather business intelligence. Triggers include requests like "research [company]", "competitive analysis of X vs Y", "create a market report", "analyze the [industry] landscape", or "compare [products/companies]".

Comprehensive video processing toolkit for content analysis, transcription, frame extraction, and documentation generation. Use when working with video files (.mp4, .avi, .mov, .mkv) or YouTube URLs for transcribing video content and generating subtitles, extracting and analyzing frames at intervals or timestamps, creating summaries and reports from video content, extracting metadata and technical information, processing video from filesystem, YouTube, or database sources, or generating documentation from training videos or tutorials. Supports automatic YouTube URL detection and downloading with extended metadata (channel, views, likes, tags).

Эксперт анализа распределений. Используй для statistical distributions, data analysis и hypothesis testing.

Chain multiple operations together in pipelines. Use for multi-step workflows, combining research with analysis, and complex automated tasks.

Data structures, algorithms, complexity analysis, and CS theory. Master algorithmic problem-solving and computational thinking.

Analyze TypeScript errors and provide detailed diagnostics with root cause analysis and specific fix recommendations

Three-stage Chain of Thought (CoT) analyzer for /deep-reasoning page. Performs comprehensive analysis in 3 stages Direct Impact → Secondary Effects → Final Conclusion for complex news articles. Optimized for depth over speed.

Production monitoring, observability, SLO/SLI management, and incident response.Trigger terms: monitoring, observability, SRE, site reliability, alerting, incident response,SLO, SLI, error budget, Prometheus, Grafana, Datadog, New Relic, ELK stack, logs, metrics,traces, on-call, production monitoring, health checks, uptime, availability, dashboards,post-mortem, incident management, runbook.Completes SDD Stage 8 (Monitoring) with comprehensive production observability:- SLI/SLO definitions and tracking- Monitoring stack setup (Prometheus, Grafana, ELK, Datadog, etc.)- Alert rules and notification channels- Incident response runbooks- Observability dashboards (logs, metrics, traces)- Post-mortem templates and analysis- Health check endpoints- Error budget trackingUse when: user needs production monitoring, observability platform, alerting, SLOs,incident response, or post-deployment health tracking.

Analyzes your recent Claude Code and OpenCode chat history to identify coding patterns, development gaps, and areas for improvement, curates relevant learning resources from HackerNews, and automatically sends a personalized growth report to your Slack DMs.

Systematically verify claims in code comments, documentation, commit messages, and naming conventions. Extracts assertions, validates with evidence (code analysis, web search, documentation, execution), generates report with bibliography. Use when: reviewing code changes, auditing documentation accuracy, validating technical claims before merge, or user says "verify claims", "factcheck", "audit documentation", "validate comments", "are these claims accurate".

Systematically refactor code based on analysis, applying improvements while maintaining functionality. Use when the user asks to "refactor this code", "improve code quality", "apply improvements", "fix anti-patterns", "optimize performance", or mentions "clean up code", "make it more maintainable", or "reduce complexity". Works best when an implementation_plan.md exists.

Expert CRO advisor that analyzes landing pages, product funnels, UI/UX friction, and provides data-driven A/B test ideas to maximize conversions, sign-ups, trials, and retention. Use when optimizing conversion rates, analyzing funnels, designing experiments, improving CTAs, reducing drop-offs, or when user mentions conversion rate, CRO, landing page optimization, A/B testing, or funnel analysis.

Comprehensive software architecture skill for designing scalable, maintainable systems using ReactJS, NextJS, Bun, Express, React Native, Swift, Kotlin, Flutter, Postgres, GraphQL, Go, Python. Includes architecture diagram generation, system design patterns, tech stack decision frameworks, and dependency analysis. Use when designing system architecture, making technical decisions, creating architecture diagrams, evaluating trade-offs, or defining integration patterns.