pi-obsidian-vault

Retrieve compact Obsidian vault context and bounded explicit-note relationships through obsidian_retrieve, preview operation plans through obsidian_plan, and validate Markdown safely through obsidian_validate. Safe Markdown create/append and folder creation are handled by obsidian_write, safe structured edits by obsidian_edit, safe single-note move/rename, trash, restore, and copy operations by obsidian_manage, and explicit destructive operations by obsidian_destroy.