chore: move appdata folder to .claudeDo

CLAUDE.md

@@ -29,10 +29,10 @@ have none; this file plus the code is all there is for them.
 
 ## Key Paths
 
-- DB: `~/.todo-app/todo.db`
-- UI config: `~/.todo-app/ui.config.json`
-- Worker config: `~/.todo-app/worker.config.json`
-- Logs: `~/.todo-app/logs/`
+- DB: `~/.claudeDo/todo.db`
+- UI config: `~/.claudeDo/ui.config.json`
+- Worker config: `~/.claudeDo/worker.config.json`
+- Logs: `~/.claudeDo/logs/`
 - Worktrees: configured per worker (sibling or central strategy)
 
 ## Conventions