feat: initialize Knowledge vault with PARA + Zettelkasten system

- PARA folder structure (Inbox, Projects, Areas, Resources, Archive)
- Zettelkasten folder for atomic permanent notes
- Daily Notes folder with template
- 6 note templates (Inbox, Daily, Zettelkasten, Project, Resource, MOC)
- System folder for Attachments and Templates
- Home dashboard with Dataview query
- CLAUDE.md with knowledge-vault skill integration
- README with complete usage guide

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,9 @@
+# Obsidian
+.obsidian/workspace.json
+.obsidian/workspace-mobile.json
+.obsidian/graph.json
+.trash/
+*.base
+
+# Claude Code
+.claude/