feat(cli): add release name handling for topic releases

apps/cli/release-topics.ts

@@ -111,15 +111,16 @@ finished.sort((a, b) => a.finishedAt.localeCompare(b.finishedAt) || a.topic.numb
 
 // ── existing releases ────────────────────────────────────────────
 
-/** Topic -> its release. The body is kept in sync with render() on every run. */
-const released = new Map<number, { id: number; tag: string; body: string }>();
+/** Topic -> its release. Name and body are kept in sync with the render on every run. */
+const released = new Map<number, { id: number; tag: string; name: string; body: string }>();
 for await (const raw of gh.list(`/repos/${gh.repo}/releases`)) {
   if (!raw || typeof raw !== "object") continue;
   if (!("id" in raw) || typeof raw.id !== "number") continue;
   if (!("tag_name" in raw) || typeof raw.tag_name !== "string") continue;
   if (!("body" in raw) || typeof raw.body !== "string") continue;
+  const name = "name" in raw && typeof raw.name === "string" ? raw.name : "";
   const m = raw.body.match(/<!-- release-topics: #(\d+) -->/);
-  if (m) released.set(Number(m[1]), { id: raw.id, tag: raw.tag_name, body: raw.body });
+  if (m) released.set(Number(m[1]), { id: raw.id, tag: raw.tag_name, name, body: raw.body });
 }
 
 // ── timever ──────────────────────────────────────────────────────
@@ -158,6 +159,17 @@ const ET_DAY = new Intl.DateTimeFormat("en-US", {
   month: "short",
   day: "numeric",
 });
+/**
+ * The release name: the ET day the topic finished (`September 4, 2026`). The
+ * docs changelog titles each entry with it, so the timeline reads by day; the
+ * topic itself leads the body's summary sentence.
+ */
+const ET_NAME = new Intl.DateTimeFormat("en-US", {
+  timeZone: "America/New_York",
+  month: "long",
+  day: "numeric",
+  year: "numeric",
+});
 
 /** Topic body sections worth carrying into the changelog (skipped while still `TODO`). */
 const NOTES = ["Trigger", "Invariant", "Trap"] as const;
@@ -202,10 +214,11 @@ function render(f: Finished, tag: string, sha: string, files: Map<number, string
 
   // Blume's changelog derives each page's meta description from the opening
   // prose, stripping markdown and line breaks without adding a space — so lead
-  // with one self-contained sentence and keep the fields on one `·` line.
+  // with one self-contained sentence and keep the fields on one `·` line. The
+  // release name is only the date, so the sentence names the topic.
   const when = ET_WHEN.format(new Date(f.finishedAt));
   const summary =
-    `Finished ${when} ET: all ${f.core.length} core problems closed, ` +
+    `**${topic.title}** finished ${when} ET: all ${f.core.length} core problems closed, ` +
     `${onDay.length} ${onDay.length === 1 ? "problem" : "problems"} closed that day.`;
   const fields: string[] = [];
   const scheduled = bodyField(topic.body, "Scheduled");
@@ -243,8 +256,13 @@ for (const f of finished) {
   const { topic } = f;
   const finishedEt = etDate(new Date(f.finishedAt));
   const existing = released.get(topic.number);
-  // An existing release keeps its tag and commit; only its body is reconciled.
+  // An existing release keeps its tag and commit; only its name and body are
+  // reconciled. Its tag may postdate this clone (released by another run), so
+  // fetch it when missing — read-only, so a dry run does it too.
   const tag = existing?.tag ?? tags.get(topic.number)!;
+  if (existing && Bun.spawnSync(["git", "rev-parse", "-q", "--verify", `refs/tags/${tag}`], { cwd: ROOT }).exitCode !== 0) {
+    git("fetch", "-q", "origin", `refs/tags/${tag}:refs/tags/${tag}`);
+  }
   const sha = existing
     ? git("rev-parse", `${tag}^{commit}`)
     : git("rev-list", "-1", "--first-parent", `--before=${f.finishedAt}`, "HEAD");
@@ -263,17 +281,18 @@ for (const f of finished) {
     files.set(Number(lc), [...(files.get(Number(lc)) ?? []), path]);
   }
   const body = render(f, tag, sha, files);
+  const name = ET_NAME.format(new Date(f.finishedAt));
 
   if (existing) {
-    if (existing.body === body) {
+    if (existing.body === body && existing.name === name) {
       report.push([`#${topic.number}`, topic.title, finishedEt, tag, "released"]);
     } else if (DRY) {
-      previews.push(`## ${tag} — ${topic.title}\n\n${body}`);
+      previews.push(`## ${name} (${tag})\n\n${body}`);
       report.push([`#${topic.number}`, topic.title, finishedEt, tag, "would update"]);
     } else {
       await gh.api(`/repos/${gh.repo}/releases/${existing.id}`, {
         method: "PATCH",
-        body: JSON.stringify({ body }),
+        body: JSON.stringify({ name, body }),
       });
       report.push([`#${topic.number}`, topic.title, finishedEt, tag, "updated"]);
       updated++;
@@ -282,7 +301,7 @@ for (const f of finished) {
   }
 
   if (DRY) {
-    previews.push(`## ${tag} — ${topic.title}\n\n${body}`);
+    previews.push(`## ${name} (${tag})\n\n${body}`);
     report.push([`#${topic.number}`, topic.title, finishedEt, tag, "would release"]);
     continue;
   }
@@ -303,7 +322,7 @@ for (const f of finished) {
     method: "POST",
     body: JSON.stringify({
       tag_name: tag,
-      name: topic.title,
+      name,
       body,
       make_latest: topic.number === latest ? "true" : "false",
     }),