feat: Gitea Webhook, IMAP, Settings & Deployment docs

- Webhook route and Gitea integration
- IMAP service and Nextcloud/Porkbun setup docs
- Settings UI improvements and API updates
- SSH/Webhook fix prompt for emailsorter.webklar.com
- Bootstrap, config and AI sorter updates

server/config/index.mjs

@@ -75,6 +75,18 @@ export const config = {
     emailAccounts: 1,
     autoSchedule: false, // manual only
   },
+
+  // Admin: comma-separated list of emails with admin rights (e.g. support)
+  adminEmails: (process.env.ADMIN_EMAILS || '')
+    .split(',')
+    .map((e) => e.trim().toLowerCase())
+    .filter(Boolean),
+
+  // Gitea Webhook (Deployment)
+  gitea: {
+    webhookSecret: process.env.GITEA_WEBHOOK_SECRET || '',
+    webhookAuthToken: process.env.GITEA_WEBHOOK_AUTH_TOKEN || process.env.GITEA_WEBHOOK_SECRET || '',
+  },
 }
 
 /**
@@ -141,4 +153,12 @@ export const features = {
   ai: () => Boolean(config.mistral.apiKey),
 }
 
+/**
+ * Check if an email has admin rights (support, etc.)
+ */
+export function isAdmin(email) {
+  if (!email || typeof email !== 'string') return false
+  return config.adminEmails.includes(email.trim().toLowerCase())
+}
+
 export default config