feat(16.3-02): tracer — API tokens card on My account with show-once create

Wire ApiTokensPanel after the profile form, add the two-step create dialog,
phrase keys, smoke tracer, and rebuilt boardwalk dist.

Co-authored-by: Cursor <cursoragent@cursor.com>

admin/src/views/AccountView.vue

@@ -7,6 +7,7 @@ import { t } from '../app/i18n'
 import FormErrorBanner from '../components/form/FormErrorBanner.vue'
 import { controlClass } from '../components/form/control'
 import { fieldErrors, focusField } from '../components/form/formState'
+import ApiTokensPanel from '../components/account/ApiTokensPanel.vue'
 import Button from '../components/ui/Button.vue'
 import ConfirmDialog from '../components/ui/ConfirmDialog.vue'
 import { useConfirm } from '../components/ui/confirm'
@@ -408,6 +409,8 @@ async function onSave(): Promise<void> {
       </fieldset>
     </form>
 
+    <ApiTokensPanel :confirm="confirm" />
+
     <ConfirmDialog
       :open="confirm.request.value !== null"
       :message="confirm.request.value?.message ?? ''"