Add sessionHolding template, unique 8-digit codes, reason slot for sessionCancelled, and disable unused notifications

components/settings/smsTemplates.test.js

@@ -76,4 +76,20 @@ describe('SMS template variables', () => {
     assert.ok(slots.includes('username'));
     assert.ok(slots.includes('password'));
   });
+
+  it('exposes reason slot on the sessionCancelled template', () => {
+    const def = SMS_TEMPLATE_DEFS.find((item) => item.key === 'sessionCancelled');
+    const slots = (def?.slots || []).map((slot) => slot.key);
+    assert.ok(slots.includes('reason'));
+  });
+
+  it('defines the sessionHolding template with all expected slots', () => {
+    const def = SMS_TEMPLATE_DEFS.find((item) => item.key === 'sessionHolding');
+    assert.ok(def, 'sessionHolding template definition missing');
+    const slots = (def.slots || []).map((slot) => slot.key);
+    const expected = ['fullName', 'topic', 'className', 'sessionDate', 'classTime'];
+    for (const slot of expected) {
+      assert.ok(slots.includes(slot), `sessionHolding is missing slot ${slot}`);
+    }
+  });
 });