Guidelines for planning engineering tasks with precision and clarity. Use this skill when creating todo lists, breaking down complex engineering tasks, or designing implementation plans for software development work. Emphasizes concrete, actionable steps without time estimates.

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Deploy and manage enter.pollinations.ai text/image services on EC2 and Cloudflare Workers. Requires: SSH keys, sops, wrangler.

Production-grade AI architecture patterns for enterprise - security, governance, scalability, and operational excellence

Complete guide for enterprise architecture patterns including domain-driven design, event sourcing, CQRS, saga patterns, API gateway, service mesh, and scalability

Apply Gremlin's enterprise chaos engineering methodology. Emphasizes categorized failure injection, safety controls, and structured experimentation. Use when implementing chaos engineering in enterprise environments with compliance requirements.

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Comprehensive guide to implementing Role-Based Access Control for enterprise applications with hierarchical roles, custom permissions, and multi-level access

Rent cars, manage reservations, and access Enterprise Plus benefits through Enterprise Rent-A-Car

General quality standards for all je-dict-1 dictionary entries. Use when creating or revising any entry type.

Validate environment configuration files across local, staging, and production environments. Ensure required secrets, database URLs, API keys, and public variables are properly scoped and set. Use this skill when setting up environments, validating configuration, checking for missing secrets, auditing environment variables, ensuring proper scoping of public vs private vars, or troubleshooting environment issues. Trigger terms include env, environment variables, secrets, configuration, .env file, environment validation, missing variables, config check, NEXT_PUBLIC, env vars, database URL, API keys.

Environment configuration and secrets management skill using UV for Python projects. Handles .env files, environment variables, secrets encryption, multi-environment setups, and secure configuration patterns. Use when setting up project environments, managing API keys, or implementing configuration best practices.

Expert guide for setting up development environments including IDE configuration, tooling, dependencies, and developer onboarding. Use when bootstrapping new projects or standardizing team environments.

Validate environment variables on server start and before builds. Catch missing or invalid variables early with clear error messages.

Manages environment variable additions and updates across all project files. Use when adding new environment variables, updating PORT configuration, modifying deployment configurations, or documenting configuration requirements.

Unify toolchain versions and validation rules (project, gitignored). Use when environment validation guidance is required.

Use compile-time validated environment variables with t3-oss/env-nextjs. Ensures type-safe access to environment variables with automatic validation at build time. Use when accessing any environment variable or adding new environment configurations.

Environmental assessments (Phase I/II ESA), contamination risk evaluation, cleanup cost estimation, regulatory pathway analysis, liability allocation. Use for site acquisitions, contaminated properties, environmental due diligence

Use when scanning external trends for strategic planning, monitoring PESTLE forces (Political, Economic, Social, Technological, Legal, Environmental), detecting weak signals (early indicators of change), planning scenarios for multiple futures, setting signposts and indicators for early warning, or when user mentions environmental scanning, horizon scanning, trend analysis, scenario planning, strategic foresight, futures thinking, or emerging issues monitoring.

Manage Epic Games Store library, claim free games, and track wishlist

Create and manage epics with beads hierarchical task structure, breaking large features into manageable components

Use this skill when you need to:

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Use when erlang distributed systems including node connectivity, distributed processes, global name registration, distributed supervision, network partitions, and building fault-tolerant multi-node applications on the BEAM VM.

Use when oTP behaviors including gen_server for stateful processes, gen_statem for state machines, supervisors for fault tolerance, gen_event for event handling, and building robust, production-ready Erlang applications with proven patterns.

Database operations and ORM patterns for ERPNext/Frappe v14-v16

Error handling patterns for ERPNext Document Controllers. Use when implementing try/except, validation errors, permission errors, and transaction management. Covers rollback patterns, error logging, and user feedback. V14/V15/V16 compatible. Triggers: controller error, try except catch, ValidationError, PermissionError, rollback, error handling.

Error handling patterns for ERPNext/Frappe database operations. Use when handling DoesNotExistError, DuplicateEntryError, transaction failures, and query errors. Covers retry patterns and data integrity. V14/V15/V16 compatible. Triggers: database error, DoesNotExistError, DuplicateEntryError, transaction failed, query error.

Implementation workflows and decision trees for ERPNext Client Scripts. Use when determining HOW to implement client-side features: form validations, dynamic UI, server integration, child table logic. Triggers: how do I implement, when to use, which approach, client script workflow, build form logic, make UI dynamic, calculate fields.

Implementation workflows and decision trees for Frappe Document Controllers. Use when determining HOW to implement server-side DocType logic: lifecycle hooks, validation patterns, autoname, submittable workflows, controller override. Triggers: how do I implement controller, which hook to use, validate vs on_update, override controller, submittable document, autoname pattern, flags system.

Implementation workflows for building Frappe/ERPNext custom apps. Covers app structure, module creation, doctype design, fixtures, patches, and deployment. V14/V15/V16 compatible. Triggers: create custom app, new frappe app, bench new-app, app structure, module creation, doctype creation, fixtures, patches.

Complete guide for Frappe/ERPNext permission system - roles, user permissions, perm levels, data masking, and permission hooks

Exact JavaScript syntax for ERPNext/Frappe Client Scripts. Use when writing client-side code for form events, field manipulation, server calls, or child table handling in ERPNext v14/v15/v16. Triggers: client script, form event, frm methods, frappe.call, frappe.ui.form.on, JavaScript in ERPNext, browser-side code, UI interaction, client-side field validation.

Deterministic syntax for building Frappe custom apps including app structure, pyproject.toml, modules, patches and fixtures

Deterministic syntax for Frappe hooks.py configuration. Use when Claude needs to configure app events, scheduler tasks, document events, fixtures, boot session, jenv customization, or website routing. Covers v14/v15/v16 including extend_doctype_class. Triggers: hooks.py, doc_events, scheduler_events, fixtures, app_include_js, override_whitelisted_methods.

Error Boundaries เป็นคุณลักษณะที่สำคัญใน React ที่ช่วยจัดการข้อผิดพลาด (Error Handling) ในแอปพลิเคชัน React โดยการจับ JavaScript errors ที่เกิดขึ้นใน component tree และแสดง fallback UI แทนที่จะทำให้ทั

Guides users on error conversion patterns, From trait implementations, and the ? operator. Activates when users need to convert between error types or handle multiple error types in a function.

Standard protocols for handling errors, API failures, and infrastructure issues

Errors are inevitable. The difference between a frustrating product and a caring one is how you handle them. This skill teaches you to design error states that guide users to resolution rather than le

Error Pattern Safety Guidelines for Agentic Engines

Engineer resilient UI systems with layered error boundaries, retries, and fallback orchestration.

Error recovery and failure handling patterns for distributed systems including rollback strategies, circuit breakers, retry logic with exponential backoff, graceful degradation, and compensating transactions. Activates when task execution fails, timeouts occur, external services fail, database transactions fail, or cascade failure risks are detected. Use when recovering from failures, preventing data corruption, implementing resilience patterns, or handling partial system failures.

Clear escalation procedures and paths for incident response

Manages practice rules. Use when user states a preference or approach, or asks to add/modify rules for coding, architecture, tooling, or best practices.

Set up ESP-IDF development environment, create new projects, and configure build systems

Create and configure ESPHome devices for DIY smart home sensors and actuators. Write YAML configurations for ESP8266/ESP32 boards, sensors, displays, and automations. Use when building custom IoT devices, flashing ESPHome firmware, or integrating with Home Assistant. (project)

Comprehensive guide for developing on EspoCRM - metadata-driven CRM with service layer architecture

Calculate story point estimates for user stories using structured formula (Complexity × Effort + Risk). Analyzes acceptance criteria, assesses complexity (1-5), effort (1-5), and risk (0-3), then documents estimation rationale. Use during backlog grooming or sprint planning when stories need sizing.

Expert guidelines for Ethereum smart contract development with Solidity, OpenZeppelin, and Hardhat