refactor(ui): remove the action button and status badge builders

The Vue views apply the gev-action-button and gev-status-badge classes
themselves, so the DOM builders have no users left. The docs describe the
views instead.

src/ui/actionButton.js

@@ -1,41 +0,0 @@
-/**
- * Create an ordinary native action button. Static templates use the same CSS
- * classes. Labels are already translated; feature owners retain callbacks,
- * disabled-state updates and listener cleanup. Construction binds no listeners.
- * @param {object} options
- * @param {Document} [options.documentRef] Document that owns the button.
- * @param {string} options.label Visible text, never interpreted as markup.
- * @param {string} [options.className] Additional feature/layout hooks.
- * @param {'default'|'danger'} [options.variant]
- * @param {'default'|'compact'} [options.size]
- * @param {boolean} [options.disabled]
- * @param {string} [options.ariaLabel] Accessible name when visible text needs context.
- * @param {string} [options.title]
- * @returns {HTMLButtonElement}
- */
-export function createActionButton({
-  documentRef = globalThis.document,
-  label,
-  className = '',
-  variant = 'default',
-  size = 'default',
-  disabled = false,
-  ariaLabel,
-  title,
-}) {
-  const button = documentRef.createElement('button');
-  button.type = 'button';
-  button.className = [
-    'gev-action-button',
-    variant === 'danger' && 'gev-action-button--danger',
-    size === 'compact' && 'gev-action-button--compact',
-    className,
-  ]
-    .filter(Boolean)
-    .join(' ');
-  button.textContent = label;
-  button.disabled = disabled;
-  if (ariaLabel !== undefined) button.setAttribute('aria-label', ariaLabel);
-  if (title !== undefined) button.title = title;
-  return button;
-}

src/ui/statusBadge.js

@@ -1,39 +0,0 @@
-/**
- * Ordinary read-only badge view. Labels are already translated. Feature owners
- * retain status derivation, machine-state attributes and announcement policy.
- * No listeners, timers, state inference or automatic live regions are installed.
- * Vue can replace this DOM adapter while retaining the label/hidden contract
- * and the gev-status-badge CSS surface.
- * @param {object} options
- * @param {Document} [options.documentRef]
- * @param {string} [options.label]
- * @param {'pill'|'box'|'plain'} [options.appearance]
- * @param {string} [options.className] Feature/layout hooks.
- * @param {boolean} [options.hidden]
- * @returns {HTMLSpanElement}
- */
-export function createStatusBadge({
-  documentRef = globalThis.document,
-  label = '',
-  appearance = 'pill',
-  className = '',
-  hidden = false,
-} = {}) {
-  const badge = documentRef.createElement('span');
-  badge.className = [
-    'gev-status-badge',
-    appearance === 'box' && 'gev-status-badge--box',
-    appearance === 'plain' && 'gev-status-badge--plain',
-    className,
-  ]
-    .filter(Boolean)
-    .join(' ');
-  updateStatusBadge(badge, { label, hidden });
-  return badge;
-}
-
-/** Paint controlled text/visibility without replacing nodes or redundant writes. */
-export function updateStatusBadge(badge, { label, hidden = false }) {
-  if (badge.textContent !== label) badge.textContent = label;
-  if (badge.hidden !== hidden) badge.hidden = hidden;
-}

src/ui/statusBadge.test.mjs

@@ -1,82 +0,0 @@
-import '../testSupport/registerDom.mjs';
-import test from 'node:test';
-import assert from 'node:assert/strict';
-import { assertSameNode } from '../testSupport/domAssert.mjs';
-import { createStatusBadge, updateStatusBadge } from './statusBadge.js';
-import { createRailCards } from './railCards.js';
-import { railDocumentFixture as railFixture } from './railTestFixture.mjs';
-
-test('badges paint literal translated text without installing announcement or interaction semantics', () => {
-  const { document } = railFixture();
-  for (const appearance of ['pill', 'box', 'plain']) {
-    const badge = createStatusBadge({
-      documentRef: document,
-      appearance,
-      className: 'feature-hook',
-      label: '<img src=x onerror=alert(1)> · НЕИЗВЕСТНО',
-    });
-    assert.equal(badge.tagName, 'SPAN');
-    assert.equal(
-      badge.textContent,
-      '<img src=x onerror=alert(1)> · НЕИЗВЕСТНО',
-    );
-    assert.equal(badge.children.length, 0);
-    assert.equal(badge.classList.contains('gev-status-badge'), true);
-    assert.equal(badge.classList.contains('feature-hook'), true);
-    assert.equal(badge.getAttribute('role'), null);
-    assert.equal(badge.getAttribute('aria-live'), null);
-    assert.equal(badge.getAttribute('tabindex'), null);
-    assert.equal(
-      badge.classList.contains(`gev-status-badge--${appearance}`),
-      appearance !== 'pill',
-    );
-  }
-});
-
-test('painting preserves feature state, live regions and focus with zero identical writes', () => {
-  const f = railFixture();
-  const { document } = f;
-  const badge = createStatusBadge({ documentRef: document, hidden: true });
-  f.container.appendChild(badge);
-  badge.setAttribute('role', 'status');
-  badge.setAttribute('aria-live', 'polite');
-  badge.dataset.frameState = 'ready';
-  const focusOwner = document.createElement('button');
-  document.body.appendChild(focusOwner);
-  focusOwner.focus();
-  updateStatusBadge(badge, { label: 'SNAPSHOT · DEGRADED' });
-  assert.equal(badge.hidden, false);
-  f.writes();
-  updateStatusBadge(badge, { label: 'SNAPSHOT · DEGRADED' });
-  assert.equal(f.writes(), 0);
-  assert.equal(badge.getAttribute('role'), 'status');
-  assert.equal(badge.getAttribute('aria-live'), 'polite');
-  assert.equal(badge.dataset.frameState, 'ready');
-  assertSameNode(document.activeElement, focusOwner);
-});
-
-test('coverage badges keep keyed identity, hide empty coverage and never claim feed health', () => {
-  const f = railFixture();
-  const view = createRailCards({ ...f, badgeClassName: 'weather-coverage' });
-  const card = { id: 'radar', title: 'Rain radar', badge: 'CONUS', blocks: [] };
-  view.update([card]);
-  const badge = f.find((node) => node.classList.contains('gev-status-badge'));
-  const header = f.container.children[0].children[0];
-  header.focus();
-  assert.equal(badge.classList.contains('gev-status-badge--plain'), true);
-  assert.equal(badge.classList.contains('weather-coverage'), true);
-  view.update([{ ...card, badge: '' }]);
-  assert.equal(badge.hidden, true);
-  view.update([{ ...card, badge: 'Global · 1° grid' }]);
-  assert.equal(badge.hidden, false);
-  assert.equal(badge.textContent, 'Global · 1° grid');
-  assert.equal(
-    f.find((node) => node.classList.contains('gev-status-badge')),
-    badge,
-  );
-  assert.deepEqual({ ...badge.dataset }, {});
-  assertSameNode(f.document.activeElement, header);
-  view.destroy();
-  view.update([card]);
-  assert.equal(f.container.children.length, 0);
-});