fix to use same font in CI and local tests

pyWebLayout/style/fonts.py

@@ -2,6 +2,7 @@
 from PIL import ImageFont
 from enum import Enum
 from typing import Tuple, Union, Optional
+import os
 
 
 class FontWeight(Enum):
@@ -63,8 +64,17 @@ class Font:
         # Load the font file or use default
         self._load_font()
     
+    def _get_bundled_font_path(self):
+        """Get the path to the bundled font"""
+        # Get the directory containing this module
+        current_dir = os.path.dirname(os.path.abspath(__file__))
+        # Navigate to the assets/fonts directory
+        assets_dir = os.path.join(os.path.dirname(current_dir), 'assets', 'fonts')
+        bundled_font_path = os.path.join(assets_dir, 'DejaVuSans.ttf')
+        return bundled_font_path if os.path.exists(bundled_font_path) else None
+    
     def _load_font(self):
-        """Load the font using PIL's ImageFont with better system fonts"""
+        """Load the font using PIL's ImageFont with consistent bundled font"""
         try:
             if self._font_path:
                 self._font = ImageFont.truetype(
@@ -72,8 +82,15 @@ class Font:
                     self._font_size
                 )
             else:
-                # Try to load better system fonts
-                font_candidates = [
+                # Try bundled font first for consistency across environments
+                bundled_font_path = self._get_bundled_font_path()
+                
+                font_candidates = []
+                if bundled_font_path:
+                    font_candidates.append(bundled_font_path)
+                
+                # Fallback to system fonts if bundled font is not available
+                font_candidates.extend([
                     # Linux fonts
                     "/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf",
                     "/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf",
@@ -83,7 +100,7 @@ class Font:
                     "C:/Windows/Fonts/calibri.ttf",  # Windows
                     # Fallback to default
                     None
-                ]
+                ])
                 
                 self._font = None
                 for font_path in font_candidates: