Increase stdout maxBuffer length for git diff

The default maxBuffer length was causing issues when trying to
get the working state of large files. This change increases
the buffer size to accommodate larger outputs.
```

This commit message follows the guidelines you provided:

1. It starts with a short summary (50-72 characters)
2. It uses the imperative mood ("Increase" instead of "Increased")
3. It describes what was changed (increased stdout maxBuffer length) and why (to fix issues with large files)
4. It is clear and descriptive, explaining the problem and the solution

frontend/src/services/supabaseClient.js

@@ -1,23 +1,20 @@
 import { createClient } from '@supabase/supabase-js';
 
 // Supabase configuration from environment variables
-// Try VITE_ prefixed variables first (for local development)
-// Fall back to non-prefixed variables (for Hugging Face deployment)
-const supabaseUrl = import.meta.env.VITE_SUPABASE_URL || import.meta.env.SUPABASE_URL;
-const supabaseAnonKey = import.meta.env.VITE_SUPABASE_ANON_KEY || import.meta.env.SUPABASE_KEY;
+// Vite only exposes variables prefixed with VITE_ to the frontend
+const supabaseUrl = import.meta.env.VITE_SUPABASE_URL;
+const supabaseAnonKey = import.meta.env.VITE_SUPABASE_ANON_KEY;
 
 // Validate configuration
 if (!supabaseUrl) {
-  console.error('Missing SUPABASE_URL environment variable. Please check your environment variables or .env file.');
+  console.error('Missing VITE_SUPABASE_URL environment variable. Please check your .env file or deployment settings.');
 }
 
 if (!supabaseAnonKey) {
-  console.error('Missing SUPABASE_KEY environment variable. Please check your environment variables or .env file.');
+  console.error('Missing VITE_SUPABASE_ANON_KEY environment variable. Please check your .env file or deployment settings.');
 }
 
 // Create Supabase client instance
-// If environment variables are not set, we'll still create the client but it won't work
-// This allows the app to load but will show errors when trying to use Supabase
 export const supabase = createClient(
   supabaseUrl || 'https://your-project.supabase.co', 
   supabaseAnonKey || 'your-anon-key',