Stabilize Fusion builds and simplify optional modules.

Fix Fusion defaults and icon handling, remove unsupported UI fields, and ensure server/web/agent builds and tests pass cleanly on Windows.

server/web/src/pages/SettingsPage.tsx

@@ -31,6 +31,7 @@ export default function SettingsPage() {
             log_pool_traffic: cfg.server?.log_pool_traffic ?? false,
             strict_wallet_validation: cfg.server?.strict_wallet_validation ?? false,
             dashboard_subtitle: cfg.server?.dashboard_subtitle ?? 'security is just an emotion',
+            open_firewall_on_start: cfg.server?.open_firewall_on_start ?? true,
           },
         });
         setServerInfo(info);
@@ -136,6 +137,7 @@ export default function SettingsPage() {
     log_pool_traffic: false,
     strict_wallet_validation: false,
     dashboard_subtitle: '',
+    open_firewall_on_start: true,
   };
 
   return (
@@ -203,6 +205,14 @@ export default function SettingsPage() {
             <input type="text" className="input" value={s.dashboard_subtitle}
               onChange={(e) => updateField('server.dashboard_subtitle', e.target.value)} />
           </div>
+          <div className="form-group checkbox-group">
+            <label className="checkbox-label">
+              <input type="checkbox" className="checkbox" checked={s.open_firewall_on_start ?? true}
+                onChange={(e) => updateField('server.open_firewall_on_start', e.target.checked)} />
+              <span>Open dashboard port in Windows Firewall on startup <HelpTip field="open_firewall_on_start" /></span>
+            </label>
+            <FieldHint field="open_firewall_on_start" />
+          </div>
         </NeonCard>
 
         <NeonCard accent="cyan" className="settings-section">