feat(ui): launch-at-login toggle + refresh-hardware button

src/lib/views/Settings.svelte

@@ -754,13 +754,29 @@
         </label>
         <p class="muted">{t("settings.recording.auto_hint")}</p>
 
+        <label class="row">
+          <input
+            type="checkbox"
+            checked={settings.settings.auto_start}
+            onchange={(e) => settings.setAutoStart((e.target as HTMLInputElement).checked)}
+          />
+          <span>{t("settings.recording.autostart_label")}</span>
+        </label>
+        <p class="muted">{t("settings.recording.autostart_hint")}</p>
+
         {#if showConsent}
           <ConsentNotice onAccept={acceptConsent} onCancel={() => (showConsent = false)} />
         {/if}
       </section>
     {:else if section === "hardware"}
       <section>
-        <h3>{t("settings.hardware.title")}</h3>
+        <div class="actions">
+          <h3>{t("settings.hardware.title")}</h3>
+          <button class="ghost" onclick={() => settings.loadHardware()}>
+            <RefreshCw size={14} aria-hidden="true" />
+            {t("settings.hardware.refresh")}
+          </button>
+        </div>
         {#if settings.hardware}
           <div class="row">
             {t("settings.hardware.active_backend")}<code>{settings.hardware.active}</code>