Expert helper for Docker containers, Docker Compose, and container optimization

Use when creating GitHub issues, making new issues, filing bugs, requesting features, or before running `gh issue create`. Triggers on "new issue", "create issue", "file issue", "gh issue", "open issue". Ensures proper research, labels, and comprehensive issue documentation.

Provide a pre-commit checklist and staging hygiene (review diffs, stage specific files, avoid common noise like dist/ or .env, and fix mistakes with reset/rm --cached/amend). Use when the user is about to commit, asks for a commit workflow, or needs help cleaning up staged files.

Use when developing WordPress (Gutenberg) blocks: block.json metadata, register_block_type(_from_metadata), attributes/serialization, supports, dynamic rendering (render.php/render_callback), deprecations/migrations, viewScript vs viewScriptModule, and @wordpress/scripts/@wordpress/create-block build and test workflows.

Expert in quantifying damages from construction and proximity impacts including noise, dust, vibration, traffic disruption, visual impairment, and business losses. Use when assessing temporary construction impacts, permanent proximity damages, business loss claims, or quantifying injurious affection beyond general principles. Key terms include injurious affection, construction impacts, noise modeling, vibration damage, traffic disruption, visual impairment, business losses

Browser automation via Playwright CLI for navigating pages, interacting with elements, capturing screenshots, and testing web applications through shell commands. Use when user mentions "playwright", "browser automation", "take a screenshot", "browser testing", "headless browser", "web testing", "fill out a form", "e2e test", or needs to automate browser workflows from the command line. This is a pre-installed CLI tool — do NOT install anything via npx or npm. Invoke this skill first, then use playwright-cli bash commands.

Use when the user asks to investigate, understand, explore, or explain how a feature works, asks about existing logic, or wants to understand code flow. Triggers on keywords like "how does", "explain", "investigate", "understand", "what does", "where is", "how works", "logic flow", "trace", "explore feature".

Copilot agent that assists with bug investigation, root cause analysis, and fix generation for efficient debugging and issue resolution Trigger terms: bug fix, debug, troubleshoot, root cause analysis, error investigation, fix bug, resolve issue, error analysis, stack trace Use when: User requests involve bug hunter tasks.

Tracks LLM token consumption and usage metrics for billing, monitoring, and optimization. Use this to log token usage, calculate costs, generate invoices, and understand which agents or users consume the most resources.

FlutterアプリのモダンUIデザインガイドライン。Material Design 3をベースに、洗練されたビジュアルを実現。

Layer 4 Learning and Pattern Extraction for Cognitive Surrogate Systems

Guide for working within git worktrees in the Orient monorepo. Use this skill when you detect you're working in a worktree (path contains "skill-worktrees", "app-worktrees", or is outside the main project directory), when asked to "set up worktree", "install dependencies in worktree", "build in worktree", "merge worktree", or when troubleshooting worktree-specific issues. Covers pnpm/turbo commands, environment setup, git workflows (merging, conflict resolution, cleanup), and common worktree pitfalls.

Analyze competitors and search landscape in Russian/CIS markets using Yandex tools. Finds who ranks for keywords, identifies content gaps, and discovers ranking opportunities. Use when user asks about competitors, who ranks for something, content gaps, or SERP analysis in Russia/CIS.

工欲善其事必先利其器

Use when creating API services for backend communication with proper patterns for caching, error handling, and type safety.

Generate and maintain project structure index for fast AI navigation. Creates docs/structure.md with optimized file index. Load this skill when starting new project, after major changes, or when docs/structure.md is outdated.

Analyze student git activity, lab submissions, and project work for software engineering courses. Use when asked to "update student analysis", "check student activity", "analyze the class", or when working with student rosters and git repositories. Handles inconsistencies in student behavior like multiple usernames, name variations, and missing data.

Your approach to handling testing vitest. Use this skill when working on files where testing vitest comes into play.

Create a new Claude Code agent with proper YAML frontmatter structure. Use when the user wants to add a specialized agent to a plugin. Handles agent file creation with name, description, tools, model selection, and color configuration.

Expertise in deployment automation, container orchestration, and infrastructure as code. Activates when working with "deploy", "kubernetes", "docker", "terraform", "helm", "k8s", "container", or cloud infrastructure.