Function extractFrontmatter

lib/gstack-memory-helpers.ts:350–355

(content: string)

}

function extractFrontmatter(content: string): string | null {
  // Supports both `---\n...\n---` (YAML) and `+++\n...\n+++` (TOML, rare).
  const yamlMatch = content.match(/^---\s*\n([\s\S]*?)\n---\s*\n/);
  if (yamlMatch) return yamlMatch[1];
  return null;
}

function extractGbrainBlock(frontmatter: string): GbrainManifest | null {
  // Naive YAML extraction — finds the `gbrain:` key and parses its sub-tree.