feat: add font_size config option, apply at startup

Reads font_size (int, default 10) from config.toml and sets it as the
app-wide QFont point size before the main window is shown.

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

1 files changed, 5 insertions, 0 deletions

diff --git a/main.py b/main.py
index 4c270dd..5002988 100644
--- a/main.py
+++ b/main.py
@@ -1,4 +1,5 @@
 import sys
+from PyQt6.QtGui import QFont
 from PyQt6.QtWidgets import QApplication
 from core.config import Config
 from ui.main_window import MainWindow
@@ -10,6 +11,10 @@ def main():
     app.setOrganizationName("danix")
 
     config = Config.load()
+    font = app.font()
+    font.setPointSize(config.font_size)
+    app.setFont(font)
+
     if not config.is_complete():
         dlg = SetupDialog(config)
         if dlg.exec() == 0: