feat: expose a repository's expiration date to the explorer

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/server/routes/repository-public.ts

@@ -371,6 +371,11 @@ router.get(
         sourceCommitDate: repo.model.source.commitDate,
         settingsSavedAt: repo.model.settingsSavedAt,
         publishedAt: repo.model.publishedAt,
+        // Lets reviewers see how long the link stays available.
+        expirationDate:
+          repo.options.expirationMode !== "never"
+            ? repo.options.expirationDate || null
+            : null,
         isAdmin: user?.isAdmin === true,
         isOwner: user?.id == repo.model.owner,
         hasWebsite: !!repo.options.page && !!repo.options.pageSource,

test/repository-activity.test.js

@@ -92,5 +92,15 @@ describe("repository activity dates", () => {
     expect(body.publishedAt).to.equal(undefined);
     expect(body.settingsSavedAt).to.equal(undefined);
     expect(body.lastUpdateDate).to.deep.equal(repo.model.anonymizeDate);
+    expect(body.expirationDate).to.equal(null);
+  });
+  it("tells reviewers when an expiring repository stops being available", async () => {
+    const repo = repository(); auth(repo);
+    repo.model.options.expirationMode = "remove";
+    repo.model.options.expirationDate = new Date("2099-01-01");
+    stub(Files, "exists", async () => null);
+    let body;
+    await handler("repository-public", "/:repoId/options", "get")({}, { header: () => {}, json: value => { body = value; } });
+    expect(body.expirationDate).to.deep.equal(new Date("2099-01-01"));
   });
 });