Upload app/services/pdf_renderer.py with huggingface_hub

app/services/pdf_renderer.py

@@ -82,7 +82,7 @@ async def render_pdf_from_html(
     browser = await _get_browser()
     context = await browser.new_context(
         viewport={"width": 794, "height": 1123},  # A4 at 96dpi
-        device_scale_factor=3,   # 3× for razor-sharp text & images
+        device_scale_factor=4,   # 4× for maximum text clarity
         java_script_enabled=True,
     )
     page = await context.new_page()