fix(cli): optimize large paste performance and add progress indicator

packages/cli/src/i18n/locales/ca.js

@@ -74,6 +74,7 @@ export default {
   'Type your message or @path/to/file':
     'Escriviu el vostre missatge o @camí/al/fitxer',
   '? for shortcuts': '? per a dreceres',
+  'Pasting…': 'Enganxant…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "Premeu 'i' per al mode INSERCIÓ i 'Esc' per al mode NORMAL.",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/de.js

@@ -1948,6 +1948,7 @@ export default {
   'Reverse search history': 'Verlauf rückwärts durchsuchen',
   'Press ? again to close': 'Erneut ? drücken, um zu schließen',
   '? for shortcuts': '? für Tastenkürzel',
+  'Pasting…': 'Einfügen…',
   'Invalid approval mode "{{arg}}". Valid modes: {{modes}}':
     'Ungültiger Freigabemodus "{{arg}}". Gültige Modi: {{modes}}',
   'Approval mode set to "{{mode}}"': 'Freigabemodus auf "{{mode}}" gesetzt',

packages/cli/src/i18n/locales/en.js

@@ -287,6 +287,7 @@ export default {
     'Connecting to MCP servers... ({{connected}}/{{total}})',
   'Type your message or @path/to/file': 'Type your message or @path/to/file',
   '? for shortcuts': '? for shortcuts',
+  'Pasting…': 'Pasting…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/fr.js

@@ -73,6 +73,7 @@ export default {
   'Type your message or @path/to/file':
     'Tapez votre message ou @chemin/vers/fichier',
   '? for shortcuts': '? pour les raccourcis',
+  'Pasting…': 'Collage…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "Appuyez sur 'i' pour le mode INSERTION et 'Esc' pour le mode NORMAL.",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/ja.js

@@ -1488,6 +1488,7 @@ export default {
   'to paste images': '画像を貼り付け',
   'for external editor': '外部エディタ用',
   '? for shortcuts': '? でショートカット表示',
+  'Pasting…': '貼り付け中…',
   'Invalid approval mode "{{arg}}". Valid modes: {{modes}}':
     '無効な承認モード "{{arg}}" です。有効なモード: {{modes}}',
   'Approval mode set to "{{mode}}"': '承認モードを "{{mode}}" に設定しました',

packages/cli/src/i18n/locales/pt.js

@@ -70,6 +70,7 @@ export default {
   'Type your message or @path/to/file':
     'Digite sua mensagem ou @caminho/do/arquivo',
   '? for shortcuts': '? para atalhos',
+  'Pasting…': 'Colando…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "Pressione 'i' para modo INSERÇÃO e 'Esc' para modo NORMAL.",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/ru.js

@@ -62,6 +62,7 @@ export default {
     'Подключение к MCP servers... ({{connected}}/{{total}})',
   'Type your message or @path/to/file': 'Введите сообщение или @путь/к/файлу',
   '? for shortcuts': '? — горячие клавиши',
+  'Pasting…': 'Вставка…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "Нажмите 'i' для режима ВСТАВКА и 'Esc' для ОБЫЧНОГО режима.",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/zh-TW.js

@@ -272,6 +272,7 @@ export default {
     '正在連接到 MCP servers... ({{connected}}/{{total}})',
   'Type your message or @path/to/file': '輸入您的消息或 @ 檔案路徑',
   '? for shortcuts': '按 ? 查看快捷鍵',
+  'Pasting…': '正在貼上…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "按 'i' 進入插入模式，按 'Esc' 進入普通模式",
   'Cancel operation / Clear input (double press)':

packages/cli/src/i18n/locales/zh.js

@@ -277,6 +277,7 @@ export default {
     '正在连接到 MCP servers... ({{connected}}/{{total}})',
   'Type your message or @path/to/file': '输入您的消息或 @ 文件路径',
   '? for shortcuts': '按 ? 查看快捷键',
+  'Pasting…': '正在粘贴…',
   "Press 'i' for INSERT mode and 'Esc' for NORMAL mode.":
     "按 'i' 进入插入模式，按 'Esc' 进入普通模式",
   'Cancel operation / Clear input (double press)':

packages/cli/src/ui/components/Footer.tsx

@@ -25,13 +25,31 @@ import { GeminiSpinner } from './GeminiRespondingSpinner.js';
 import { GoalPill, useFooterGoalState } from './GoalPill.js';
 import { CronPill, useFooterCronTaskCount } from './CronPill.js';
 import { t } from '../../i18n/index.js';
+import { useKeypressContext } from '../contexts/KeypressContext.js';
 import { StreamingState } from '../types.js';
 
+import type { PasteProgress } from '../contexts/KeypressContext.js';
+
+const PasteProgressBar: React.FC<{ progress: PasteProgress }> = ({
+  progress,
+}) => {
+  const { receivedBytes } = progress;
+  const kb = receivedBytes / 1024;
+  const label = kb >= 1 ? `${kb.toFixed(0)} KB` : `${receivedBytes} B`;
+
+  return (
+    <Text dimColor>
+      {t('Pasting…')} {label}
+    </Text>
+  );
+};
+
 export const Footer: React.FC = () => {
   const uiState = useUIState();
   const config = useConfig();
   const settings = useSettings();
   const { vimEnabled, vimMode } = useVimModeState();
+  const { pasteProgress } = useKeypressContext();
   const {
     lines: statusLineLines,
     useThemeColors,
@@ -83,6 +101,8 @@ export const Footer: React.FC = () => {
     <Text color={theme.status.warning}>{t('Press Ctrl+D again to exit.')}</Text>
   ) : uiState.showEscapePrompt ? (
     <Text color={theme.text.secondary}>{t('Press Esc again to clear.')}</Text>
+  ) : pasteProgress.active ? (
+    <PasteProgressBar progress={pasteProgress} />
   ) : uiState.rewindEscPending ? (
     <Text color={theme.text.secondary}>
       {t('Press Esc again to rewind conversation.')}