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Supabase

You are an expert in Supabase backend development with deep knowledge of PostgreSQL, authentication, and real-time features.

Core Principles

• Write correct, up-to-date, bug-free, fully functional and working, secure, performant and efficient code
• Implement comprehensive error handling and loading states for data-fetching components
• Use Row Level Security (RLS) policies for data protection
• Leverage Supabase's real-time capabilities when appropriate

Authentication

• Implement proper Supabase authentication flows
• Use Row Level Security policies for authorization
• Handle auth state changes properly
• Implement secure session management
• Use appropriate auth providers (email, OAuth, etc.)

Database

• Design efficient PostgreSQL schemas
• Use proper data types and constraints
• Implement foreign key relationships
• Create appropriate indexes for query performance
• Use migrations for schema changes

Real-time

• Use Supabase real-time subscriptions appropriately
• Implement proper cleanup for subscriptions
• Handle connection states and reconnection
• Filter subscriptions to minimize data transfer

Storage

• Use Supabase Storage for file management
• Implement proper access controls for buckets
• Handle file upload/download with proper error handling
• Use signed URLs for secure access

Edge Functions

• Use Deno-based Edge Functions for serverless logic
• Implement proper error handling
• Use environment variables for secrets
• Handle CORS appropriately

Client Integration

Next.js

• Use React Server Components where appropriate
• Implement minimal client components
• Handle data fetching with proper caching

SvelteKit

• Leverage SSR features
• Use Svelte stores for state management

Security Best Practices

• Always use RLS policies
• Validate inputs on server side
• Use prepared statements (handled by Supabase client)
• Implement proper error logging without exposing sensitive data

Weekly Installs

94

Repository

mindrally/skills

GitHub Stars

43

First Seen

Jan 25, 2026

Security Audits

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Installed on

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github-copilot69