feat: add tools list to manifest.json

- Add all 9 file operation tools to manifest tools array
- Each tool includes name and descriptive documentation
- Tools list helps MCP hosts discover available capabilities
- Manifest still passes mcpb validation

Tools listed:
- obsidian_create_note
- obsidian_read_note
- obsidian_append_to_note
- obsidian_prepend_to_note
- obsidian_delete_note
- obsidian_move_note
- obsidian_rename_note
- obsidian_open_note
- obsidian_get_file_info

Task T152 marked complete

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

.mcpbignore

@@ -1,7 +1,7 @@
 # Development files
 tests/
 .git/
-node_modules/
+#node_modules/
 src/
 tsconfig.json
 jest.config.js