feat: add checkbox text space

Author: skyline523

src/index.ts

@@ -34,7 +34,7 @@ const MarkdownItTodoLists: PluginWithOptions<MarkdownItTodoListOptions> = (md, o
   })
 
   md.renderer.rules.todo_list_inline = function (tokens, idx) {
-    const content = tokens[idx].content.slice(4)
+    const content = tokens[idx].content.slice(3)
     const disabled = !enabled ? 'disabled' : ''
 
     const inputWrapper = (content: string): string => `<label>${content}</label>`

test/output/index.base.html

@@ -1,4 +1,4 @@
 <ul class="todo-list-container">
-<li class="todo-list-item"><label><input class="todo-list-item-checkbox" type="checkbox" checked disabled />item 1</label></li>
-<li class="todo-list-item"><label><input class="todo-list-item-checkbox" type="checkbox" checked disabled />item 2</label></li>
+<li class="todo-list-item"><label><input class="todo-list-item-checkbox" type="checkbox" checked disabled /> item 1</label></li>
+<li class="todo-list-item"><label><input class="todo-list-item-checkbox" type="checkbox" checked disabled /> item 2</label></li>
 </ul>