Common vibe-coding errors

• Lovable error: "new row violates row-level security policy for table"
• Lovable: AuthSessionMissingError: Auth session missing!
• Lovable: Edge Function returned a non-2xx status code
• Bolt error: "npm ERR! ERESOLVE unable to resolve dependency tree"
• Bolt: Preview shows a blank white screen
• Bolt: [vite] Failed to resolve import
• Cursor "Error: Cannot find module": how to fix it
• AI coding tool error: how to fix it when the AI keeps "fixing" the same bug
• Cursor: Type 'X' is not assignable to type 'Y'
• Replit error: "EADDRINUSE: address already in use"
• Replit: Your app is not responding / webview can't connect
• Replit: process.env.MY_KEY is undefined on Replit
• Vercel: Error: Command "npm run build" exited with 1
• Next.js: Hydration failed because the initial UI does not match what was rendered on the server
• has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header
• process.env / import.meta.env variable is undefined
• TypeError: Failed to fetch
• Supabase: Invalid API key
• React: Too many re-renders. React limits the number of renders
• Stripe: No such price: 'price_...'