productivity▌

Rust concurrency design: workload classification, sharing models, and Send/Sync requirements. \n \n Guides decision-making between threads (CPU-bound), async (I/O-bound), and hybrid approaches before implementing \n Covers Send/Sync marker traits, thread-safety patterns (Arc, Mutex, RwLock, channels), and atomic operations with quick reference tables \n Includes mandatory \"trace up\" to domain skills (web, fintech, cloud-native, CLI) to align concurrency design with architectural constraints \n

Structured market sizing framework for TAM, SAM, and SOM with adaptive questions and citation-backed estimates. \n \n Guides product managers through four adaptive questions covering problem space, geography, industry segments, and target customers to build defensible market size estimates \n Generates citation-backed TAM/SAM/SOM analysis with population estimates, industry data sources, and year-by-year projections grounded in Census Bureau, IBISWorld, Statista, and similar sources \n Includes

Use sag for ElevenLabs TTS with local playback.

Set up Firebase Authentication with multiple identity providers and secure data access. \n \n Supports email/password, phone number, anonymous, federated providers (Google, Facebook, Twitter, GitHub, Microsoft, Apple), and custom auth integration \n Users are identified by unique UIDs with optional properties including email, display name, photo URL, and email verification status \n Authentication via CLI enables Google Sign In, anonymous auth, and email/password; other providers require Firebas

Sanitize code for secrets and artifacts, then create and publish GitHub releases with version tags. \n \n Two-phase workflow: Phase 1 runs blocking checks (secrets scan with gitleaks, LICENSE/README validation, personal artifact removal) and stops on failures; Phase 2 creates version tags and publishes via gh CLI \n Requires gh CLI authenticated, gitleaks installed, and a Git repository with a remote configured \n Includes non-blocking checks for build success and dependency vulnerabilities, plu

Help plan, execute, and synthesize user research studies.

State management and thread/message access layer for assistant-ui chat applications. \n \n Provides three runtime types: AssistantRuntime for overall state, ThreadRuntime for current conversation, and ThreadListRuntime for managing multiple threads \n Access state via useAuiState selectors and perform operations through useAui() API (append messages, cancel runs, edit/reload messages, query capabilities) \n Emit and listen to lifecycle events: thread.runStart , thread.runEnd , composer.send , an

Navigate career transitions using frameworks from 76 product leaders who successfully pivoted roles and industries. \n \n Covers four transition types: new role, new function, new stage, or entirely new path; includes readiness assessment and low-risk experimentation methods \n Core principles emphasize progress over pay, relationship-building over linear promotion, and treating your career like a product with testable hypotheses \n Provides diagnostic questions to uncover motivations (\"pushes\

PHPStan configuration, error fixing, and baseline management for WordPress projects. \n \n Handles WordPress-specific typing patterns: REST endpoints with WP_REST_Request , hook callbacks with accurate @param types, database results, and Action Scheduler job arguments \n Manages third-party plugin/theme class resolution via stubs ( php-stubs/woocommerce-stubs , php-stubs/acf-pro-stubs ) and targeted ignore patterns \n Provides deterministic PHPStan discovery, configuration validation, baseline g

Prefer the authenticated gh CLI over raw HTTP fetches for GitHub content. In particular: