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Fetch Slack thread from URL using API directly (no MCP server needed). Use when: - User provides a Slack message URL - User says "read this slack thread" or "fetch slack thread" - User wants to see conversation context from Slack - User wants to search Slack messages - User wants to fetch channel history (e.g., Google Calendar DM)

Jupyter Notebook Expert Skill - Guide for notebook execution and Databricks kernel integration Use when: - Executing Jupyter notebooks via CLI (jupyter execute) - Running notebooks with Databricks kernel - Configuring notebook execution options (timeout, inplace)

Databricks Expert Engineer Skill - Comprehensive guide for data engineering, machine learning infrastructure, and permission design Use when: - Running databricks CLI commands (auth, api) - Executing SQL queries via Databricks SQL Warehouse - Working with Unity Catalog permissions - Managing Lakeflow Jobs or Delta Lake

dbt Expert Engineer Skill - Comprehensive guide for dbt development best practices, command execution, and environment configuration Use when: - Running dbt commands (debug, compile, run, test, show) - Setting up Issue-specific targets in profiles.yml - Working with Databricks SQL dialect in dbt

Terraform Expert Engineer Skill - Comprehensive guide for Infrastructure as Code, resource management, module design, and state management Use when: - Running terraform init, plan, apply, destroy - Managing Terraform state (import, move, rm) - Designing modules or configuring backends - Working with HCP Terraform / Terraform Cloud

Codex CLI config optimization skill. Use when: - Editing agents.md or agents/ - User asks about Codex CLI config best practices - User says "codex cli changelog" or "codex cli updates" - User asks about new features or changes in Codex CLI

Git operations guide. Provides how-to for common git tasks. Use when: - Writing commit messages (Conventional Commits format) - Understanding git workflows

GitHub operations guide using gh CLI. Use when: - Working with GitHub Issues - Managing sub-issues (parent-child relationships) - Posting comments to a PR - Posting inline comments to a PR - Replying to PR comments - Checking diffs with line numbers

Python environment and execution guide. Use when: - Running Python scripts - Working with uv, poetry, venv

Claude Code config optimization skill. Use when: - Editing CLAUDE.md, rules/, skills/, agents/, commands/ - User asks about config best practices - Checking optimization status - User says "claude code changelog" or "claude code updates" - User asks about new features or breaking changes in Claude Code