feat: enhance setup process with SMTP configuration and token generation

fix: require authentication for certain routes and improve exam data handling
chore: update .gitignore to include additional database files

backend/src/validators/setupSchemas.ts

@@ -4,11 +4,19 @@ export const setupSchema = z.object({
   email: z.string().email().max(255),
   password: z.string().min(8, 'Password must be at least 8 characters'),
   displayName: z.string().min(1, 'Display name is required').max(100),
-  siteTitle: z.string().min(1, 'Site title is required').max(255),
-  language: z.enum(['en', 'nl']),
+  siteTitle: z.string().min(1, 'Site title is required').max(255).optional(),
+  language: z.enum(['en', 'nl']).optional(),
+  smtpHost: z.string().max(255).optional(),
+  smtpPort: z.string().max(10).optional(),
+  smtpUser: z.string().max(255).optional(),
+  smtpPass: z.string().max(255).optional(),
+  smtpFrom: z.string().max(255).optional(),
+  smtpSecure: z.enum(['auto', 'true', 'false']).optional(),
+  appUrl: z.string().max(255).optional(),
 })
 
 export const setupStatusSchema = z.object({
   email: z.string().email().max(255).optional(),
+
   password: z.string().min(8).optional(),
 })