Nachrichten: Senden-Button entfernt, Login-Sicherheit: IPs bei Lockout, Attempts-Bereinigung

frontend/src/App.jsx

@@ -1068,6 +1068,15 @@ function SecuritySettingsAdmin({ toast }) {
                   Letzter Versuch: {fmtDate(u.last_failed_at)}
                 </div>
               )}
+              {u.ips?.length > 0 && (
+                <div style={{ marginTop:4, display:'flex', flexWrap:'wrap', gap:4 }}>
+                  {u.ips.map((ip,i) => (
+                    <span key={i} style={{ background:'rgba(255,107,157,0.1)', border:'1px solid rgba(255,107,157,0.2)',
+                      borderRadius:5, padding:'1px 7px', color:'rgba(255,107,157,0.7)',
+                      fontFamily:'monospace', fontSize:9 }}>{ip}</span>
+                  ))}
+                </div>
+              )}
             </div>
             <button onClick={()=>unlock(u.id)}
               style={{ ...S.btn('#4ecdc4', true), flexShrink:0, fontSize:11 }}>

frontend/src/tools/nachrichten.jsx

@@ -479,11 +479,7 @@ export default function Nachrichten({ toast, mobile }) {
                         background: showPicker ? 'rgba(78,205,196,0.12)' : 'rgba(255,255,255,0.05)',
                         border:`1px solid ${showPicker ? 'rgba(78,205,196,0.3)' : 'rgba(255,255,255,0.1)'}`,
                         borderRadius:8, cursor:'pointer', fontSize:17, lineHeight:1,
-                        padding:'5px 8px', flexShrink:0 }}>😊</button>
-                      <button onClick={send} disabled={sending || !text.trim()} style={{
-                        ...S.btn('#4ecdc4'), flex:1, padding:'0 14px',
-                        opacity: sending || !text.trim() ? 0.3 : 1, fontSize:17, lineHeight:1,
-                      }}>↑</button>
+                        padding:'5px 8px', flexShrink:0, alignSelf:'flex-end' }}>😊</button>
                     </div>
                   </div>
                 )}