Add Void difficulty and publish changelogs

shared/changelog.ts

@@ -0,0 +1,51 @@
+export const RELEASE_NEWS_CHANNEL = "1558048830770122772";
+// A webhook ID is public; its secret URL/token must never be stored here.
+export const RELEASE_WEBHOOK_ID = "1561021045211660401";
+
+export type ReleasePost = {
+  id: string;
+  channel_id: string;
+  webhook_id?: string;
+  content: string;
+  timestamp: string;
+};
+export type ChangelogEntry = {
+  id: string;
+  title: string;
+  version: string;
+  kind: "Alpha" | "Beta" | "Production" | "Bug fix";
+  body: string;
+  publishedAt: string;
+};
+
+export function parseReleasePost(
+  post: ReleasePost,
+  webhookId = RELEASE_WEBHOOK_ID,
+): ChangelogEntry | null {
+  if (post.webhook_id !== webhookId || !/^\d{17,20}$/.test(post.id))
+    return null;
+  const clean = post.content
+    .replace(/<@&\d+>/g, "")
+    .replace(/(?:^|\n)\s*PLAY THE MINEGEO AT\s*:[\s\S]*$/i, "")
+    .replace(/^[\s,.]+/, "")
+    .trim();
+  const header =
+    /^#{1,3}[ \t]+MineGeo[ \t]+(\d+\.\d+\.\d+(?:\.\d+)?)[ \t]+(Alpha|Beta|Production|Bug[ -]fix)([ \t]+[—–:-][^\r\n]*)?[ \t]*\r?\n/i.exec(
+      clean,
+    );
+  if (!header || !Number.isFinite(Date.parse(post.timestamp))) return null;
+  const body = clean.slice(header[0].length).trim();
+  if (!body) return null;
+  const kind = /^bug/i.test(header[2])
+    ? "Bug fix"
+    : ((header[2][0].toUpperCase() +
+        header[2].slice(1).toLowerCase()) as ChangelogEntry["kind"]);
+  return {
+    id: post.id,
+    title: `MineGeo ${header[1]} ${kind}${header[3]?.trimEnd() ?? ""}`,
+    version: header[1],
+    kind,
+    body,
+    publishedAt: post.timestamp,
+  };
+}