feat: add keyboard shortcuts (Ctrl+Q/N/R/1/2/T)

Ctrl+Q quit, Ctrl+N new article, Ctrl+R refresh, Ctrl+1 articles view,
Ctrl+2 missing translations, Ctrl+T translations view.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/ui/main_window.py b/ui/main_window.py
index b3c657a..8aa2762 100644
--- a/ui/main_window.py
+++ b/ui/main_window.py
@@ -5,6 +5,7 @@ from PyQt6.QtWidgets import (
     QLabel, QPushButton, QStackedWidget, QFrame,
 )
 from PyQt6.QtCore import Qt, QFileSystemWatcher
+from PyQt6.QtGui import QShortcut, QKeySequence
 from pathlib import Path
 from core.config import Config
 from core.article_scanner import scan_articles
@@ -38,6 +39,19 @@ class MainWindow(QMainWindow):
             self._btn_group[0].setChecked(True)
             self._stack.setCurrentIndex(self._page_articles)
         self._setup_watcher()
+        self._setup_shortcuts()
+
+    def _setup_shortcuts(self):
+        shortcuts = [
+            ("Ctrl+Q", self.close),
+            ("Ctrl+N", self._do_new_article),
+            ("Ctrl+R", self._refresh_articles),
+            ("Ctrl+1", lambda: self._stack.setCurrentIndex(self._page_articles)),
+            ("Ctrl+2", lambda: self._stack.setCurrentIndex(self._page_no_translation)),
+            ("Ctrl+T", lambda: self._stack.setCurrentIndex(self._page_translations)),
+        ]
+        for key, slot in shortcuts:
+            QShortcut(QKeySequence(key), self).activated.connect(slot)
 
     def _build_ui(self):
         central = QWidget()