Official Ledger wallet-cli - USB-based CLI for Ledger hardware wallet flows (account discover, receive, balances, operations, send, swap quote/execute/status, genuine-check, assets token / token-by-id). Use for any wallet-cli command execution and for mapping informal requests to the right command.

Golang performance optimization patterns and methodology - if X bottleneck, then apply Y. Covers allocation reduction, CPU efficiency, memory layout, GC tuning, pooling, caching, and hot-path optimization. Use when profiling or benchmarks have identified a bottleneck and you need the right optimization pattern to fix it. Also use when performing performance code review to suggest improvements or benchmarks that could help identify quick performance gains. Not for measurement methodology (see golang-benchmark skill) or debugging workflow (see golang-troubleshooting skill).

Quickly deslop UI code by fixing spacing, hierarchy, typography, and small layout issues. Use when the interface needs a fast cleanup or polish pass.

Optimize Langfuse tracing performance for high-throughput applications. Use when experiencing latency issues, optimizing trace overhead, or scaling Langfuse for production workloads. Trigger with phrases like "langfuse performance", "optimize langfuse", "langfuse latency", "langfuse overhead", "langfuse slow".

Receive and verify Deepgram webhooks (callbacks). Use when setting up Deepgram webhook handlers, processing transcription callbacks, or handling asynchronous transcription results.

Receive and verify Clerk webhooks. Use when setting up Clerk webhook handlers, debugging signature verification, or handling user events like user.created, user.updated, session.created, or organization.created.

Receive and verify Chargebee webhooks. Use when setting up Chargebee webhook handlers, debugging Basic Auth verification, or handling subscription billing events.

Organize SpecStory AI coding sessions in .specstory/history into year/month folders. Run when user says "organize my history", "clean up specstory", "sort my sessions", or "organize specstory files".

Collect Langfuse debug evidence for support tickets and troubleshooting. Use when encountering persistent issues, preparing support tickets, or collecting diagnostic information for Langfuse problems. Trigger with phrases like "langfuse debug", "langfuse support bundle", "collect langfuse logs", "langfuse diagnostic", "langfuse troubleshoot".

Monitor and optimize LLM costs using Langfuse analytics and dashboards. Use when tracking LLM spending, identifying cost anomalies, or implementing cost controls for AI applications. Trigger with phrases like "langfuse costs", "LLM spending", "track AI costs", "langfuse token usage", "optimize LLM budget".

Execute Langfuse secondary workflow: Evaluation, scoring, and datasets. Use when implementing LLM evaluation, adding user feedback, or setting up automated quality scoring and experiment datasets. Trigger with phrases like "langfuse evaluation", "langfuse scoring", "rate llm outputs", "langfuse feedback", "langfuse datasets", "langfuse experiments".

Execute Langfuse primary workflow: Tracing LLM calls and spans. Use when implementing LLM tracing, building traced AI features, or adding observability to existing LLM applications. Trigger with phrases like "langfuse tracing", "trace LLM calls", "add langfuse to openai", "langfuse spans", "track llm requests".

Configure Instantly.ai across development, staging, and production environments. Use when setting up multi-workspace deployments, isolating test from production, or managing per-environment API keys and webhook endpoints. Trigger with phrases like "instantly environments", "instantly staging", "instantly dev prod", "instantly multi-env", "instantly workspace isolation".

Deploy Granola native integrations — Slack, Notion, HubSpot, Attio, Affinity, and Zapier. Step-by-step setup for each platform with configuration, testing, and automation chains. Trigger: "granola slack", "granola notion", "granola hubspot", "granola attio", "connect granola", "granola integration".

Deep dive into migrating to Gamma from other presentation platforms. Use when migrating from PowerPoint, Google Slides, Canva, or other presentation tools to Gamma. Trigger with phrases like "gamma migration", "migrate to gamma", "gamma import", "gamma from powerpoint", "gamma from google slides".

Upgrade Firecrawl SDK versions and migrate between API versions (v0 to v1/v2). Use when upgrading the SDK, handling breaking changes between versions, or migrating from the old API to the current v2 API. Trigger with phrases like "upgrade firecrawl", "firecrawl migration", "firecrawl v2", "update firecrawl SDK", "firecrawl breaking changes".

Implement Exa load testing, capacity planning, and scaling strategies. Use when running performance tests, planning capacity for Exa integrations, or designing high-throughput search architectures. Trigger with phrases like "exa load test", "exa scale", "exa capacity", "exa k6", "exa benchmark", "exa throughput".

Set up efficient local development workflow for Evernote integrations. Use when configuring dev environment, setting up sandbox testing, or optimizing development iteration speed. Trigger with phrases like "evernote dev setup", "evernote local development", "evernote sandbox", "test evernote locally".

Install and configure Evernote SDK and OAuth authentication. Use when setting up a new Evernote integration, configuring API keys, or initializing Evernote in your project. Trigger with phrases like "install evernote", "setup evernote", "evernote auth", "configure evernote API", "evernote oauth".

Manage Documenso API version upgrades and SDK migrations. Use when upgrading from v1 to v2 API, updating SDK versions, or migrating between Documenso versions. Trigger with phrases like "documenso upgrade", "documenso v2 migration", "update documenso SDK", "documenso API version".