Merge solo sealed answers that unlock on pairing into staging

apps/mobile/src/__tests__/lib/inviteShareCopy.test.ts

@@ -0,0 +1,22 @@
+import { buildInviteShareMessage } from "../../lib/inviteShareCopy";
+
+describe("buildInviteShareMessage", () => {
+    it("leads with a plain invite when there are no sealed answers", () => {
+        const message = buildInviteShareMessage("ABCD1234", 0);
+        expect(message).toBe(
+            "Join me on Sauci! Tap this link to pair up instantly: https://sauci.app/join/ABCD1234 (or enter code ABCD1234 in the app)"
+        );
+    });
+
+    it("leads with earned value and singular wording for exactly one sealed answer", () => {
+        const message = buildInviteShareMessage("ABCD1234", 1);
+        expect(message).toBe(
+            "Join me on Sauci! I have already answered 1 question about us. Tap this link to unlock them: https://sauci.app/join/ABCD1234 (or enter code ABCD1234 in the app)"
+        );
+    });
+
+    it("pluralises for more than one sealed answer", () => {
+        const message = buildInviteShareMessage("ABCD1234", 5);
+        expect(message).toContain("I have already answered 5 questions about us.");
+    });
+});