Add multi-guild Discord bot support with auto-setup

- Bot creates category and channels automatically when joining a server
- Channel structure: info, status, alerts, updates, diskussion, requests (forum)
- Add guild_settings database table for per-server configuration
- Add Discord bot invite button to Dashboard
- Add display settings API functions
- Add comprehensive Discord bot documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

gsm-frontend/src/api.js

@@ -249,3 +249,27 @@ export async function getActivityLog(token, limit = 100) {
     headers: { Authorization: `Bearer ${token}` },
   })
 }
+
+// Display Settings
+export async function getAllDisplaySettings(token) {
+  return fetchAPI('/servers/display-settings', {
+    headers: token ? { Authorization: `Bearer ${token}` } : {},
+  })
+}
+
+export async function getDisplaySettings(token, serverId) {
+  return fetchAPI(`/servers/${serverId}/display-settings`, {
+    headers: { Authorization: `Bearer ${token}` },
+  })
+}
+
+export async function saveDisplaySettings(token, serverId, address, hint) {
+  return fetchAPI(`/servers/${serverId}/display-settings`, {
+    method: 'PUT',
+    headers: { Authorization: `Bearer ${token}` },
+    body: JSON.stringify({ address, hint }),
+  })
+}
+
+// Alias for backwards compatibility
+export const setDisplaySettings = saveDisplaySettings

gsm-frontend/src/pages/Dashboard.jsx

@@ -230,6 +230,34 @@ export default function Dashboard({ onLogin, onLogout }) {
             ))}
           </div>
         )}
+
+        {/* Discord Bot Invite Section */}
+        <div className="mt-12 fade-in-up" style={{ animationDelay: '300ms' }}>
+          <div className="card p-6 flex flex-col sm:flex-row items-center justify-center gap-4 sm:gap-6">
+            <div className="flex items-center gap-4">
+              <svg className="w-10 h-10 text-[#5865F2]" viewBox="0 0 24 24" fill="currentColor">
+                <path d="M20.317 4.37a19.791 19.791 0 0 0-4.885-1.515.074.074 0 0 0-.079.037c-.21.375-.444.864-.608 1.25a18.27 18.27 0 0 0-5.487 0 12.64 12.64 0 0 0-.617-1.25.077.077 0 0 0-.079-.037A19.736 19.736 0 0 0 3.677 4.37a.07.07 0 0 0-.032.027C.533 9.046-.32 13.58.099 18.057a.082.082 0 0 0 .031.057 19.9 19.9 0 0 0 5.993 3.03.078.078 0 0 0 .084-.028 14.09 14.09 0 0 0 1.226-1.994.076.076 0 0 0-.041-.106 13.107 13.107 0 0 1-1.872-.892.077.077 0 0 1-.008-.128 10.2 10.2 0 0 0 .372-.292.074.074 0 0 1 .077-.01c3.928 1.793 8.18 1.793 12.062 0a.074.074 0 0 1 .078.01c.12.098.246.198.373.292a.077.077 0 0 1-.006.127 12.299 12.299 0 0 1-1.873.892.077.077 0 0 0-.041.107c.36.698.772 1.362 1.225 1.993a.076.076 0 0 0 .084.028 19.839 19.839 0 0 0 6.002-3.03.077.077 0 0 0 .032-.054c.5-5.177-.838-9.674-3.549-13.66a.061.061 0 0 0-.031-.03zM8.02 15.33c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.956-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.956 2.418-2.157 2.418zm7.975 0c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.955-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.946 2.418-2.157 2.418z"/>
+              </svg>
+              <div>
+                <h3 className="text-white font-semibold">Discord Bot</h3>
+                <p className="text-sm text-neutral-400">
+                  Willst du Server-Status Updates auch auf deinem Discord?
+                </p>
+              </div>
+            </div>
+            <a
+              href="https://discord.com/oauth2/authorize?client_id=1458251194806833306&permissions=34359831568&integration_type=0&scope=bot+applications.commands"
+              target="_blank"
+              rel="noopener noreferrer"
+              className="btn btn-primary flex items-center gap-2 whitespace-nowrap"
+            >
+              <svg className="w-5 h-5" viewBox="0 0 24 24" fill="currentColor">
+                <path d="M20.317 4.37a19.791 19.791 0 0 0-4.885-1.515.074.074 0 0 0-.079.037c-.21.375-.444.864-.608 1.25a18.27 18.27 0 0 0-5.487 0 12.64 12.64 0 0 0-.617-1.25.077.077 0 0 0-.079-.037A19.736 19.736 0 0 0 3.677 4.37a.07.07 0 0 0-.032.027C.533 9.046-.32 13.58.099 18.057a.082.082 0 0 0 .031.057 19.9 19.9 0 0 0 5.993 3.03.078.078 0 0 0 .084-.028 14.09 14.09 0 0 0 1.226-1.994.076.076 0 0 0-.041-.106 13.107 13.107 0 0 1-1.872-.892.077.077 0 0 1-.008-.128 10.2 10.2 0 0 0 .372-.292.074.074 0 0 1 .077-.01c3.928 1.793 8.18 1.793 12.062 0a.074.074 0 0 1 .078.01c.12.098.246.198.373.292a.077.077 0 0 1-.006.127 12.299 12.299 0 0 1-1.873.892.077.077 0 0 0-.041.107c.36.698.772 1.362 1.225 1.993a.076.076 0 0 0 .084.028 19.839 19.839 0 0 0 6.002-3.03.077.077 0 0 0 .032-.054c.5-5.177-.838-9.674-3.549-13.66a.061.061 0 0 0-.031-.03zM8.02 15.33c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.956-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.956 2.418-2.157 2.418zm7.975 0c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.955-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.946 2.418-2.157 2.418z"/>
+              </svg>
+              Bot einladen
+            </a>
+          </div>
+        </div>
       </main>
 
       {/* Modals */}