Overhaul settings and implement user preferences. Also implements dark theme toggle as part of the user settings.

src-server/database.js

@@ -4,4 +4,16 @@ import { PrismaClient } from '@prisma/client';
 const prisma = new PrismaClient();
 
 // Export the Prisma Client instance for use in other modules
-export default prisma;
+export default prisma;
+
+// Helper function for consistent error handling
+export const handlePrismaError = (res, err, context) =>
+{
+  console.error(`Error ${context}:`, err.message);
+  // Basic error handling, can be expanded (e.g., check for Prisma-specific error codes)
+  if (err.code === 'P2025')
+  { // Prisma code for record not found
+    return res.status(404).json({ error: `${context}: Record not found` });
+  }
+  res.status(500).json({ error: `Failed to ${context}: ${err.message}` });
+};