feat: Implement Canvas rendering system and VitePress exporter plugin

- Add Canvas rendering implementation in `notes/render-canvas.md`
- Create VitePress exporter plugin in `src/main.ts` with commands for exporting notes
- Implement settings management for the plugin in `src/settings.ts`
- Add CSS file for potential styling needs
- Create version bump script in `version-bump.mjs` for managing versioning
- Initialize version tracking in `versions.json`

.editorconfig

@@ -0,0 +1,10 @@
+# top-most EditorConfig file
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = tab
+indent_size = 4
+tab_width = 4