mainly whitespace, but also some generic qol improvements

src/window/welcome.py

@@ -22,9 +22,9 @@ class WelcomeDialog(QDialog):
         self.setWindowTitle(f"What's New - {APP_NAME.upper()}")
         self.setMinimumSize(550, 450)
         self.resize(800, 500)
-        
+
         layout = QVBoxLayout(self)
-        
+
         header_layout = QHBoxLayout()
         logo_label = QLabel(self)
 
@@ -41,7 +41,7 @@ class WelcomeDialog(QDialog):
         header_layout.addWidget(title_label)
         header_layout.addStretch()
         layout.addLayout(header_layout)
-        
+
         self.text_browser = QTextBrowser(self)
         self.text_browser.setHtml("<p style='color: gray;'>Loading latest updates from server...</p>")
 
@@ -49,17 +49,17 @@ class WelcomeDialog(QDialog):
         self.text_browser.setOpenLinks(False)
         self.text_browser.anchorClicked.connect(QDesktopServices.openUrl)
         layout.addWidget(self.text_browser)
-        
+
         footer_layout = QHBoxLayout()
-        
+
         ok_button = QPushButton("OK", self)
         ok_button.setDefault(True)
         ok_button.clicked.connect(self.accept)
-        
+
         footer_layout.addStretch()
         footer_layout.addWidget(ok_button)
         layout.addLayout(footer_layout)
-        
+
         # Fetch markdown from the web asynchronously
         self.network_manager = QNetworkAccessManager(self)
         self.network_manager.finished.connect(self._on_download_complete)