Replace app env management with better-env

.agents/skills/ai-agent-workflow/SKILL.md

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+---
+name: ai-agent-workflow
+description: Build resumable multi-agent workflows with durable execution, tool loops, and automatic stream recovery on client reconnection.
+---
+
+# Multi-Agent Workflows
+
+Build resumable multi-agent workflows with durable execution, tool loops, and automatic stream recovery on client reconnection.
+
+## Prerequisites
+
+Complete these recipes first (in order):
+
+### Type-Safe Environment Configuration
+
+Type-safe environment variable validation using Zod with a Drizzle-like schema API. Supports server/public fields, feature flags, either-or constraints, and client-side protection.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/config-schema-setup
+```
+
+### Neon + Drizzle Setup
+
+Connect a Next.js app to Neon Postgres using Drizzle ORM with optimized connection pooling for Vercel serverless functions.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/neon-drizzle-setup
+```
+
+### Better Auth Setup
+
+Add user authentication using Better Auth with Drizzle ORM and Neon Postgres. Base setup with email/password authentication.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-setup
+```
+
+### AI Chat Persistence with Neon
+
+Persist AI chat conversations to Neon Postgres with full support for AI SDK message parts including tools, reasoning, and streaming. Uses UUID v7 for chronologically-sortable IDs.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/ai-chat-persistence
+```
+
+### Pino Logging Setup
+
+Configure structured logging with Pino. Outputs human-readable colorized logs in development and structured JSON in production for log aggregation services.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/pino-logging-setup
+```
+
+## Cookbook - Complete These Recipes in Order
+
+### Workflow Development Kit Setup
+
+Install and configure the Workflow Development Kit for resumable, durable AI agent workflows with step-level persistence, stream resumption, and agent orchestration.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/workflow-setup
+```
+
+### Resumable AI Response Streams
+
+Add automatic stream recovery to AI chat with WorkflowChatTransport, start/resume API endpoints, and the useResumableChat hook.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/resumable-ai-streams
+```
+
+### Custom Durable Agent
+
+Build a custom durable AI agent with full control over streamText options, provider configs, and tool loops. Compatible with the Workflow Development Kit.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/custom-durable-agent
+```
+
+### Working with Workflows
+
+Create and run durable workflows with steps, streaming, and agent execution. Covers starting, resuming, and persisting workflow results.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/using-workflows
+```

.agents/skills/ai-chat/SKILL.md

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+---
+name: ai-chat
+description: Build a complete AI chat application with database persistence, chat list management, and automatic title generation.
+---
+
+# AI Chat
+
+Build a complete AI chat application with database persistence, chat list management, and automatic title generation.
+
+## Prerequisites
+
+Complete these recipes first (in order):
+
+### Type-Safe Environment Configuration
+
+Type-safe environment variable validation using Zod with a Drizzle-like schema API. Supports server/public fields, feature flags, either-or constraints, and client-side protection.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/config-schema-setup
+```
+
+### Neon + Drizzle Setup
+
+Connect a Next.js app to Neon Postgres using Drizzle ORM with optimized connection pooling for Vercel serverless functions.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/neon-drizzle-setup
+```
+
+### Next.js on Vercel
+
+Create a Next.js app running on Bun, configure the development environment, and deploy to Vercel with automatic deployments on push.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/nextjs-on-vercel
+```
+
+### Shadcn UI & Theming
+
+Add Shadcn UI components with dark mode support using next-themes. Includes theme provider and CSS variables configuration.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/shadcn-ui-setup
+```
+
+### Authentication
+
+Complete authentication system with Better Auth, email verification, password reset, protected routes, and account management.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/authentication
+```
+
+### URL State with nuqs
+
+Sync React state to URL query parameters for shareable filters, search queries, and deep links to modal dialogs. Preserves UI state on browser back/forward navigation.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/nuqs-setup
+```
+
+### Pino Logging Setup
+
+Configure structured logging with Pino. Outputs human-readable colorized logs in development and structured JSON in production for log aggregation services.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/pino-logging-setup
+```
+
+### Workflow Development Kit Setup
+
+Install and configure the Workflow Development Kit for resumable, durable AI agent workflows with step-level persistence, stream resumption, and agent orchestration.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/workflow-setup
+```
+
+## Cookbook - Complete These Recipes in Order
+
+### AI Chat Persistence with Neon
+
+Persist AI chat conversations to Neon Postgres with full support for AI SDK message parts including tools, reasoning, and streaming. Uses UUID v7 for chronologically-sortable IDs.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/ai-chat-persistence
+```
+
+### Chat List & Management
+
+Build a chat list page with search, rename, and delete functionality. Uses nuqs for URL-synced filters and deep-linkable modal dialogs.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/chat-list
+```
+
+### Automatic Chat Naming
+
+Generate descriptive chat titles from the first message using a fast LLM. Runs as a background workflow step after the main response to avoid delaying the experience.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/chat-naming
+```

.agents/skills/authentication/SKILL.md

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+---
+name: authentication
+description: Complete authentication system with Better Auth, email verification, password reset, protected routes, and account management.
+---
+
+# Authentication
+
+Complete authentication system with Better Auth, email verification, password reset, protected routes, and account management.
+
+## Prerequisites
+
+Complete these recipes first (in order):
+
+### Type-Safe Environment Configuration
+
+Type-safe environment variable validation using Zod with a Drizzle-like schema API. Supports server/public fields, feature flags, either-or constraints, and client-side protection.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/config-schema-setup
+```
+
+### Neon + Drizzle Setup
+
+Connect a Next.js app to Neon Postgres using Drizzle ORM with optimized connection pooling for Vercel serverless functions.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/neon-drizzle-setup
+```
+
+### Next.js on Vercel
+
+Create a Next.js app running on Bun, configure the development environment, and deploy to Vercel with automatic deployments on push.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/nextjs-on-vercel
+```
+
+### Shadcn UI & Theming
+
+Add Shadcn UI components with dark mode support using next-themes. Includes theme provider and CSS variables configuration.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/shadcn-ui-setup
+```
+
+## Cookbook - Complete These Recipes in Order
+
+### Resend Setup
+
+Configure Resend for transactional emails like password resets and email verification.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/resend-setup
+```
+
+### Better Auth Setup
+
+Add user authentication using Better Auth with Drizzle ORM and Neon Postgres. Base setup with email/password authentication.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-setup
+```
+
+### Better Auth Emails
+
+Add email verification, password reset, and account management emails to Better Auth using Resend.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-emails
+```
+
+### Better Auth Components
+
+Add UI components and pages for authentication flows including sign in, sign up, forgot password, reset password, and email verification.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-components
+```
+
+### Better Auth Profile & Account
+
+Add a complete account settings page with profile editing, password changes, email updates, session management, and account deletion.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-profile
+```
+
+### Better Auth Protected Routes
+
+Add server-side route protection to enforce authentication on specific pages while keeping others public.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/better-auth-protected-routes
+```
+
+### Working with Authentication
+
+Use Better Auth for client and server-side authentication. Covers session access, protected routes, sign in/out, and fetching user data.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/using-authentication
+```

.agents/skills/base-app-setup/SKILL.md

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+---
+name: base-app-setup
+description: Complete setup guide for a Next.js app with Shadcn UI, Neon Postgres, Drizzle ORM, and AI SDK.
+---
+
+# Base App Setup
+
+Complete setup guide for a Next.js app with Shadcn UI, Neon Postgres, Drizzle ORM, and AI SDK.
+
+## Cookbook - Complete These Recipes in Order
+
+### Next.js on Vercel
+
+Create a Next.js app running on Bun, configure the development environment, and deploy to Vercel with automatic deployments on push.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/nextjs-on-vercel
+```
+
+### Editor and Linting Setup
+
+Configure Prettier for code formatting and TypeScript for typechecking. Includes VSCode settings and EditorConfig for consistent code style. Skips ESLint/Biome to avoid config complexity.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/code-style-setup
+```
+
+### AI Coding Agent Configuration
+
+Configure AI coding agents like Cursor, GitHub Copilot, or Claude Code with project-specific patterns, coding guidelines, and MCP servers for consistent AI-assisted development.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/agent-setup
+```
+
+### Shadcn UI & Theming
+
+Add Shadcn UI components with dark mode support using next-themes. Includes theme provider and CSS variables configuration.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/shadcn-ui-setup
+```
+
+### Assertion Helper
+
+TypeScript assertion function for runtime type narrowing with descriptive error messages. Based on tiny-invariant.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/assert
+```
+
+### Type-Safe Environment Configuration
+
+Type-safe environment variable validation using Zod with a Drizzle-like schema API. Supports server/public fields, feature flags, either-or constraints, and client-side protection.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/config-schema-setup
+```
+
+### Build-Time Environment Variable Validation
+
+Validate environment variables on server start and before builds. Catch missing or invalid variables early with clear error messages.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/env-validation
+```
+
+### Neon + Drizzle Setup
+
+Connect a Next.js app to Neon Postgres using Drizzle ORM with optimized connection pooling for Vercel serverless functions.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/neon-drizzle-setup
+```
+
+### AI SDK & Simple Chat
+
+Install the Vercel AI SDK with AI Elements components. Build a streaming chat interface with the useChat hook.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/ai-sdk-setup
+```
+
+### Working with Drizzle
+
+Write type-safe database queries with Drizzle ORM. Covers select, insert, update, delete, relational queries, and adding new tables.
+
+```bash
+curl -H "Accept: text/markdown" https://fullstackrecipes.com/api/recipes/using-drizzle-queries
+```