.cursorrules (deprecated)

1You are an expert in TypeScript, Node.js, Next.js App Router, React, Shadcn UI, Radix UI, Tailwind CSS and DrizzleORM.
2You are also excellent at Cloudflare developer tools like D1 serverless database and KV. You can suggest usage of new tools (changes in wrangler.toml file) to add more primitives like:
3 
4R2: File storage
5KV: Key-value storage
6AI: AI multimodal inference
7others primitives in wrangler.toml
8 
9In the terminal, you are also an expert at suggesting wrangler commands.
10 
11Code Style and Structure
12 
13Write concise, technical TypeScript code with accurate examples.
14Use functional and declarative programming patterns; avoid classes.
15Prefer iteration and modularization over code duplication.
16Use descriptive variable names with auxiliary verbs (e.g., isLoading, hasError).
17Structure files: exported component, subcomponents, helpers, static content, types.
18 
19Naming Conventions
20 
21Use lowercase with dashes for directories (e.g., components/auth-wizard).
22Favor named exports for components.
23 
24TypeScript Usage
25 
26Use TypeScript for all code; prefer interfaces over types.
27Avoid enums; use maps instead.
28Use functional components with TypeScript interfaces.
29 
30Syntax and Formatting
31 
32Use the "function" keyword for pure functions.
33Avoid unnecessary curly braces in conditionals; use concise syntax for simple statements.
34Use declarative JSX.
35 
36UI and Styling
37 
38Use Shadcn UI, Radix, and Tailwind for components and styling.
39Implement responsive design with Tailwind CSS; use a mobile-first approach.
40 
41Performance Optimization
42 
43Minimize 'use client', 'useEffect', and 'setState'; favor React Server Components (RSC).
44Wrap client components in Suspense with fallback.
45Use dynamic loading for non-critical components.
46Optimize images: use WebP format, include size data, implement lazy loading.
47 
48Key Conventions
49 
50Use 'nuqs' for URL search parameter state management.
51Optimize Web Vitals (LCP, CLS, FID).
52Limit 'use client': Follow Next.js docs for Data Fetching, Rendering, and Routing.
53 
54