fix(i18n): correct English singular forms that carried a plural noun (#2350)

Co-authored-by: Kandev Agent <agent@kandev.dev>

apps/web/components/github/my-github/pr-status-badges.test.tsx

@@ -0,0 +1,64 @@
+import { afterEach, describe, expect, it } from "vitest";
+import { cleanup, render, screen } from "@testing-library/react";
+
+import { PRStatusBadges } from "./pr-status-badges";
+import type { GitHubPR, GitHubPRStatus } from "@/lib/types/github";
+
+afterEach(cleanup);
+
+function makePR(): GitHubPR {
+  return {
+    number: 1,
+    title: "Test PR",
+    url: "https://api.github.com/repos/o/r/pulls/1",
+    html_url: "https://github.com/o/r/pull/1",
+    state: "open",
+    head_branch: "feature",
+    base_branch: "main",
+    author_login: "octocat",
+    repo_owner: "o",
+    repo_name: "r",
+    draft: false,
+    mergeable: true,
+    additions: 1,
+    deletions: 0,
+    requested_reviewers: [],
+    created_at: "2026-08-06T00:00:00Z",
+    updated_at: "2026-08-06T00:00:00Z",
+    merged_at: null,
+    closed_at: null,
+  };
+}
+
+function makeStatus(pendingReviewCount: number): GitHubPRStatus {
+  return {
+    pr: makePR(),
+    review_state: "",
+    checks_state: "",
+    mergeable_state: "clean",
+    review_count: 0,
+    pending_review_count: pendingReviewCount,
+    checks_total: 0,
+    checks_passing: 0,
+  };
+}
+
+describe("PRStatusBadges review chip tooltip", () => {
+  // The tooltip used to be `pendingReviewS`, interpolating {{pending}} into a
+  // hardcoded "review(s)". i18next cannot select a plural from a value that is
+  // not `count`, so the parenthetical was the only way English could stay
+  // truthful — and every translation inherited it. These two cases pin the
+  // plural-aware replacement.
+  // The query is deliberately loose and the assertion exact: a wrong plural then
+  // fails on the value ("expected '1 pending reviews' to be '1 pending review'")
+  // rather than on the lookup, which would only report a missing element.
+  it("uses the singular form for exactly one pending review", () => {
+    render(<PRStatusBadges pr={makePR()} status={makeStatus(1)} />);
+    expect(screen.getByTitle(/pending review/).getAttribute("title")).toBe("1 pending review");
+  });
+
+  it("uses the plural form for more than one pending review", () => {
+    render(<PRStatusBadges pr={makePR()} status={makeStatus(3)} />);
+    expect(screen.getByTitle(/pending review/).getAttribute("title")).toBe("3 pending reviews");
+  });
+});

apps/web/components/github/my-github/pr-status-badges.tsx

@@ -72,7 +72,7 @@ function ReviewChip({
         Icon={IconClockHour4}
         label={t("github:pending", { pending })}
         tone="pending"
-        title={t("github:pendingReviewS", { pending })}
+        title={t("github:pendingReviews", { count: pending })}
       />
     );
   return null;