fix

backend/requirements.txt

@@ -51,7 +51,7 @@ einops==0.8.0
 
 ftfy==6.2.3
 pypdf==4.3.1
-xhtml2pdf==0.2.16
+fpdf2==2.7.9
 pymdown-extensions==10.11.2
 docx2txt==0.8
 python-pptx==1.0.0

pyproject.toml

@@ -56,7 +56,7 @@ dependencies = [
 
     "ftfy==6.2.3",
     "pypdf==4.3.1",
-    "xhtml2pdf==0.2.16",
+    "fpdf2==2.7.9",
     "pymdown-extensions==10.11.2",
     "docx2txt==0.8",
     "python-pptx==1.0.0",