Memory Metadata Search Find notes by their structured frontmatter fields instead of (or in addition to) free-text content. Any custom YAML key in a note's frontmatter beyond the standard set ( , , , , ) is automatically indexed as and becomes queryable. Project scope If the project is unknown, discover it with . Pass a nonempty on every note, folder, context and schema call, even with one project or a qualified URL. Use the chosen project's name, , or external ID; below is a placeholder for it. Recent activity also requires . Search accepts for one project, for selected projects, or explicitl…