feat: changelog.md release notes, v tags, plugin release notes and videos

scripts/lib/bundled-plugins.cjs

@@ -254,7 +254,7 @@ const LOCAL_FILES = [
   "locales",
   "migrations",
   "README.md",
-  "CHANGELOG.json",
+  "CHANGELOG.md",
 ];
 
 /**

scripts/lib/changelog-section.cjs

@@ -0,0 +1,24 @@
+/**
+ * The Markdown under one version's "## x.y.z" heading in CHANGELOG.md.
+ * The release scripts run before the SDK is built, so this is a small copy
+ * of changelogSection from packages/plugin-sdk/src/changelog.ts; lint checks
+ * the whole file with the real parser.
+ */
+function changelogSection(markdown, version) {
+  const lines = markdown.replace(/\r/g, "").split("\n");
+  const heading =
+    /^##\s+\[?(\d+\.\d+\.\d+(?:-[0-9A-Za-z.-]+)?)\]?(?:\s+-\s+.+?)?\s*$/;
+  let start = -1;
+  let fence = false;
+  for (let i = 0; i < lines.length; i++) {
+    const line = lines[i];
+    if (line.trim().startsWith("```")) fence = !fence;
+    if (fence || !/^##\s/.test(line)) continue;
+    if (start >= 0) return lines.slice(start, i).join("\n").trim();
+    const match = heading.exec(line.trim());
+    if (match && match[1] === version) start = i + 1;
+  }
+  return start >= 0 ? lines.slice(start).join("\n").trim() : null;
+}
+
+module.exports = { changelogSection };