fix: preserve inline frontmatter values

CHANGELOG.md

@@ -12,6 +12,7 @@ Docs: https://docs.clawd.bot
 
 ### Fixes
 - Doctor: avoid re-adding WhatsApp ack reaction config when only legacy auth files exist. (#1087) — thanks @YuriNachos.
+- Hooks: parse multi-line/YAML frontmatter metadata blocks (JSON5-friendly). (#1114) — thanks @sebslight.
 - CLI: add WSL2/systemd unavailable hints in daemon status/doctor output.
 - Status: show both usage windows with reset hints when usage data is available. (#1101) — thanks @rhjoh.
 - Memory: probe sqlite-vec availability in `clawdbot memory status`.

src/markdown/frontmatter.ts

@@ -123,7 +123,15 @@ export function parseFrontmatterBlock(content: string): ParsedFrontmatter {
   if (endIndex === -1) return {};
   const block = normalized.slice(4, endIndex);
 
+  const lineParsed = parseLineFrontmatter(block);
   const yamlParsed = parseYamlFrontmatter(block);
-  if (yamlParsed !== null) return yamlParsed;
+  if (yamlParsed === null) return lineParsed;
-  return parseLineFrontmatter(block);
+
+  const merged: ParsedFrontmatter = { ...yamlParsed };
+  for (const [key, value] of Object.entries(lineParsed)) {
+    if (value.startsWith("{") || value.startsWith("[")) {
+      merged[key] = value;
+    }
+  }
+  return merged;
 }