CLI Tools

Guide for saving a web page for offline use using the monolith CLI. Use this when instructed to save a web page.

Expert knowledge of Claude Code SDK, API, tools (Read, Write, Edit, Bash, Grep, Glob), agent tools (Task, Skill, SlashCommand), plugin hooks, MCP integration, and Claude Code extension development. Activates for claude sdk, claude api, claude tools, Read tool, Write tool, Edit tool, Task tool, Skill tool, claude hooks, MCP, claude code api.

Creates and manages Salesforce Connected Apps and External Client Apps with 120-point scoring. Use when configuring OAuth flows, creating connected apps, setting up JWT bearer auth, or managing API access policies.

Comprehensive Salesforce DevOps automation using sf CLI v2. Use when deploying metadata, managing scratch orgs, setting up CI/CD pipelines, or troubleshooting deployment errors.

Comprehensive Agentforce testing skill with test execution, coverage analysis, and agentic fix loops. Run agent tests via sf CLI, analyze topic/action coverage, generate test specs, and automatically fix failing agents with 100-point scoring.

Expert knowledge of Kafka CLI tools (kcat, kcli, kaf, kafkactl). Auto-activates on keywords kcat, kafkacat, kcli, kaf, kafkactl, kafka cli, kafka command line, produce message, consume topic, list topics, kafka metadata. Provides command examples, installation guides, and tool comparisons.

This skill should be used when editing Python code for Python 3.10-3.12. Use when writing, reviewing, or refactoring Python to ensure adherence to LBYL exception handling patterns, pathlib operations, ABC-based interfaces, absolute imports, and explicit error boundaries at CLI level. Essential for maintaining dignified Python standards.

Python coding standards with automatic version detection. Use when writing, reviewing, or refactoring Python to ensure adherence to LBYL exception handling patterns, modern type syntax (list[str], str | None), pathlib operations, ABC-based interfaces, absolute imports, and explicit error boundaries at CLI level. Also provides production-tested code smell patterns from Dagster Labs for API design, parameter complexity, and code organization. Essential for maintaining erk's dignified Python standards.

Salesforce data operations expert with 130-point scoring. Use when writing SOQL queries, creating test data, performing bulk data operations, or importing/exporting data via sf CLI.

Smart external service connection orchestrator. Automatically detects and uses optimal connection method (MCP > REST API > CLI > Direct). Handles Supabase, Cloudflare, PostgreSQL, MongoDB, Redis, AWS, Vercel. Activates for: connect to database, supabase connection, cloudflare workers, wrangler, postgres connection, mongodb atlas, redis cache, database setup, service integration, MCP setup.

This skill should be used when creating a skill for a CLI tool. Use when users ask to document a command-line tool, create CLI guidance, or build a skill for terminal commands. Essential for systematically introspecting CLI tools through help text, man pages, GitHub repos, and online research, then organizing findings into effective skill documentation.

Expert in Expo SDK 54+ development workflows, EAS Build, EAS Update, native tabs, Expo Router v6, expo-video, expo-audio, dev clients, expo-cli commands, app configuration, and deployment strategies. Activates for expo, expo go, eas build, eas update, expo config, app.json, eas.json, expo dev client, expo prebuild, expo eject, over-the-air updates, expo doctor, expo install, managed workflow, bare workflow, expo router, native tabs, liquid glass.

Initializes Nix flake.nix files for projects using flake-parts, automatically detecting programming languages (OpenSCAD, Python) and configuring appropriate development shells. Activates when user asks to create, initialize, or add a flake.nix, set up Nix development environment, or add direnv support.

LLM-native translation skill for SpecWeave content. Activates when translation is needed for CLI messages, templates, documentation, or living docs. Uses the current LLM session for zero-cost translation. Keywords: translate, translation, language, multilingual, i18n, internationalization, Russian, Spanish, Chinese, German, French, localization, translate to.

PowerShell TDD testing framework guidance for Pester v5+. Use when writing, structuring, or debugging PowerShell unit tests; mocking cmdlets, native commands (bash, git, curl), or .NET types; isolating tests with TestDrive/TestRegistry; capturing output streams; generating code coverage or JUnit/NUnit reports for CI/CD; running parameterized or tagged tests; or troubleshooting Pester Discovery vs Run phase issues.

Comprehensive unit testing framework for Bash and POSIX shell scripts using ShellSpec with TDD/BDD best practices. Use when writing tests for shell scripts, debugging test failures, refactoring scripts for testability, setting up test infrastructure, mocking external dependencies, or implementing test-driven development for Bash/shell projects. Covers test structure, isolation, mocking, output capture, coverage, CI integration, and troubleshooting.

Teaches effective documentation search using the blz CLI tool. Use when searching documentation with blz, looking up APIs, finding code examples, retrieving citations, or when questions mention libraries, frameworks, "how to", or documentation topics. Covers BM25 full-text search patterns, citation retrieval, and efficient querying.

Bash Automated Testing System (BATS) for TDD-style testing of shell scripts. Use when: (1) Writing unit or integration tests for Bash scripts, (2) Testing CLI tools or shell functions, (3) Setting up test infrastructure with setup/teardown hooks, (4) Mocking external commands (curl, git, docker), (5) Generating JUnit reports for CI/CD, (6) Debugging test failures or flaky tests, (7) Implementing test-driven development for shell scripts.

Use Gemini CLI as a complementary AI tool for tasks requiring massive context windows (1M tokens). Invoke when analyzing large codebases, requesting deep analysis with extended thinking, getting second opinions on complex problems, or when Claude's context limits are insufficient. Triggers include phrases like "use gemini", "analyze with gemini", "get second opinion", "deep analysis of codebase", or when processing files exceeding Claude's context capacity.

Teaches how to discover, validate, and add llms.txt documentation sources to the blz CLI. Use when adding documentation to blz, finding llms.txt or llms-full.txt files, validating sources, refreshing content, or managing the documentation index. Covers source discovery, dry-run validation, and index file handling.