feat(app): session timeline/turn rework (#13196)

Co-authored-by: David Hill <iamdavidhill@gmail.com>

packages/app/src/i18n/br.ts

@@ -206,6 +206,7 @@ export const dict = {
   "common.attachment": "anexo",
   "prompt.placeholder.shell": "Digite comando do shell...",
   "prompt.placeholder.normal": 'Pergunte qualquer coisa... "{{example}}"',
+  "prompt.placeholder.simple": "Pergunte qualquer coisa...",
   "prompt.placeholder.summarizeComments": "Resumir comentários…",
   "prompt.placeholder.summarizeComment": "Resumir comentário…",
   "prompt.mode.shell": "Shell",
@@ -450,6 +451,9 @@ export const dict = {
   "session.messages.loading": "Carregando mensagens...",
   "session.messages.jumpToLatest": "Ir para a mais recente",
   "session.context.addToContext": "Adicionar {{selection}} ao contexto",
+  "session.todo.title": "Tarefas",
+  "session.todo.collapse": "Recolher",
+  "session.todo.expand": "Expandir",
   "session.new.worktree.main": "Branch principal",
   "session.new.worktree.mainWithBranch": "Branch principal ({{branch}})",
   "session.new.worktree.create": "Criar novo worktree",