fix(web): label Monitor toggle for a11y + correct Settings eyebrow

web/src/app/settings/settings-form.tsx

@@ -156,7 +156,7 @@ export function SettingsForm() {
 
   return (
     <div>
-      <PageHead title="Settings" eyebrow="Credentials · library · discovery" />
+      <PageHead title="Settings" eyebrow="Credentials · library · monitor · discovery" />
 
       <div className="tabs">
         {TABS.map((t) => (
@@ -272,6 +272,7 @@ export function SettingsForm() {
             <label className="toggle">
               <input
                 type="checkbox"
+                aria-label="automatic monitoring"
                 checked={monitorCfg["monitor.enabled"] === "true"}
                 onChange={(e) => setMon("monitor.enabled", e.target.checked ? "true" : "false")}
               />