Fix WhatsApp links/numbers

Our links would work after opening WhatsApp, but not render e.g. known
business names associated with the number on the intermediate page that
you open the app or web app from

tests/integration/components/place-details-test.gjs

@@ -320,14 +320,14 @@ module('Integration | Component | place-details', function (hooks) {
     const links = whatsappBlock.querySelectorAll('a[href^="https://wa.me/"]');
     assert.strictEqual(links.length, 2, 'Rendered exactly 2 WhatsApp links');
 
-    // Verify it stripped the dashes and spaces for the wa.me URL
+    // Verify it stripped the dashes, spaces and leading plus for the wa.me URL
     assert.strictEqual(
       links[0].getAttribute('href'),
-      'https://wa.me/+44987654321'
+      'https://wa.me/44987654321'
     );
     assert.strictEqual(
       links[1].getAttribute('href'),
-      'https://wa.me/+12345678900'
+      'https://wa.me/12345678900'
     );
 
     // Verify it kept the dashes and spaces for the visible text
@@ -335,6 +335,33 @@ module('Integration | Component | place-details', function (hooks) {
     assert.dom(links[1]).hasText('+1 234-567 8900');
   });
 
+  test('it strips parentheses, dots and the leading plus from whatsapp hrefs', async function (assert) {
+    const place = {
+      title: 'Chat Shop',
+      osmTags: {
+        whatsapp: '+504-9850-3802;(504) 9850.3802;+1.234.567.8900',
+      },
+    };
+
+    await render(<template><PlaceDetails @place={{place}} /></template>);
+
+    const links = this.element.querySelectorAll('a[href^="https://wa.me/"]');
+    assert.strictEqual(links.length, 3, 'Rendered exactly 3 WhatsApp links');
+
+    assert.strictEqual(
+      links[0].getAttribute('href'),
+      'https://wa.me/50498503802'
+    );
+    assert.strictEqual(
+      links[1].getAttribute('href'),
+      'https://wa.me/50498503802'
+    );
+    assert.strictEqual(
+      links[2].getAttribute('href'),
+      'https://wa.me/12345678900'
+    );
+  });
+
   test('it renders correct OpenStreetMap link for an OSM place', async function (assert) {
     const place = {
       title: 'OSM Place',