Blockchain

Master authentication and authorization patterns including OAuth 2.0, OpenID Connect, JWT tokens, refresh tokens, role-based access control (RBAC), claims-based authorization, and secure token storage for .NET applications with OpenIddict and ABP Framework.

Define and configure database models with proper naming, relationships, timestamps, data types, constraints, and validation. Use this skill when creating or editing model files in app/Models/, Eloquent model classes, model relationships (hasMany, belongsTo, etc.), database table structures, model attributes and casts, model factories, or seeders. Use when working on model validation logic, database constraints, foreign key relationships, indexes, scopes, accessors, mutators, or any ORM-related model configuration.

Use when adding project dependencies. Defines dependency management rules and language-specific patterns.

Programmatic agent definitions for the Claude Agent SDK in TypeScript and Python. Use when creating agents for SDK-based applications rather than filesystem-based Claude Code.

Guide for creating custom slash commands for Claude Code. Use this skill when you need to extend Claude Code's capabilities with custom workflows, plugin commands, or reusable prompts defined in Markdown.

Component refactoring and architectural patterns. TRIGGERS: 'refatorar componente', 'component refactor', 'custom hooks', '>500 lines', 'componentização', 'quebrar componente'. Use when refactoring large React components, extracting custom hooks, organizing component structure, breaking down components >500 lines into modular pieces.

Exports design tokens in Design Tokens Community Group (DTCG) format with Figma extensions for variable metadata. Use when creating DTCG-compliant token files, integrating with tools that support the standard, or exporting tokens with Figma variable information.

Modern CSS organization with native @import, @layer cascade control, CSS nesting, design tokens, and element-focused selectors. AUTO-INVOKED when editing .css files.

Chrome DevTools orchestrator providing intelligent routing between CLI (bdg) and MCP (Code Mode) approaches. CLI prioritized for speed and token efficiency; MCP fallback for multi-tool integration scenarios.

Validates output-style persona definitions, behavior specifications, and keep-coding-instructions decisions. Use when auditing, reviewing, or improving output-styles, checking persona clarity, validating behavior concreteness, or verifying scope alignment (user vs project). Triggers when user asks about output-style best practices or needs help with persona definition.

JSON-driven content architecture for services, programmes, FAQs, testimonials, and policies with TypeScript interfaces and locale-aware data fetching. Use when defining content schemas, creating data utilities, adding new content types, or fetching localized business data.

Context isolation for query-type MCP tools (LSP, search, database) via external CLI. Use when MCP query results consume too many context tokens.

Use when exploring codebases with Serena MCP tools for architectural understanding and pattern discovery - guides efficient symbolic exploration workflow minimizing token usage through targeted symbol reads, overview tools, and progressive narrowing

Repo-diff catchup ritual that gathers git status/diffs, reviews each material file, and produces a concise summary while keeping token usage low.

Multi-agent system for predicting BTC 15-minute candle outcomes (UP/DOWN vs Price to Beat) for prediction markets. Uses Continuity Ledger pattern for compaction-safe context persistence. Three agents: Data Fetcher, Data Analyst/Trainer, Decision Maker. Use when building BTC prediction systems, training crypto ML models, or implementing multi-agent trading systems.

Load additional coding session context on-demand including calendar, open PRs, recent work, and TODO items. Use when user asks about schedule, pending work, recent activity, or what to work on next. Enables lazy loading to minimize startup tokens.

Review test cases for ID Token validation. Covers ID Token structure, required/conditional claims, signature validation (RS256), and all validation rules per OIDC Core 1.0 Section 2 and 3.1.3.7.

Comprehensive guide for creating brand identity guidelines. Use this skill when a user wants to define, create, or document a brand's identity, including mission, vision, values, personality, and visual elements.

This skill should be used when the user asks about "colors", "hex codes", "path colors", "tile background", "rendering order", "sorting order", "token design", "SVG styling", "stroke width", "line cap", "grid lines", "glow effect", "visual style", or discusses Zero-Day Attack visual design and styling.

Build pages by installing shadcnblocks sections and implementing i18n. Use for each page after branding is defined. Takes page route and list of sections to install. Installs sections in order, creates page file, extracts text to de.json/en.json, and adds useTranslations.