refactor(cli)!: rename all skills and agents to consistent ce- prefix (#503)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/converters/claude-to-pi.ts

@@ -108,8 +108,8 @@ export function transformContentForPi(body: string): string {
 
   // Claude-specific tool references
   result = result.replace(/\bAskUserQuestion\b/g, "ask_user_question")
-  result = result.replace(/\bTodoWrite\b/g, "file-based todos (todos/ + /skill:todo-create)")
-  result = result.replace(/\bTodoRead\b/g, "file-based todos (todos/ + /skill:todo-create)")
+  result = result.replace(/\bTodoWrite\b/g, "file-based todos (todos/ + /skill:ce-todo-create)")
+  result = result.replace(/\bTodoRead\b/g, "file-based todos (todos/ + /skill:ce-todo-create)")
 
   // /command-name or /workflows:command-name -> /workflows-command-name
   const slashCommandPattern = /(?<![:\w])\/([a-z][a-z0-9_:-]*?)(?=[\s,."')\]}`]|$)/gi