Use xelatex instead of pdflatex for generating PDF reports

src/xfel_calibrate/finalize.py

@@ -249,15 +249,16 @@ def make_report(run_path: Path, cal_work_dir: Path, project: str,
         mf.write("latex_logo = '{}/{}'\n".format(module_path,
                                                  logo_path))
         mf.write("latex_additional_files = ['titlepage.tex.txt']\n")
+        mf.write("latex_engine = 'xelatex'\n")
 
         # Set name of the .tex file & thus also the .pdf output
         # https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-latex_documents
         latex_doc = ('index', f'{report_name}.tex', tex_escape(project),
                      tex_escape(author), 'manual', False)
-        mf.write(f"latex_documents = [{latex_doc!r}]\n")
+        mf.write(f"latex_documents = [{latex_doc!r}]\n\n")
 
         for var in l_var:
-            if var in ['latex_elements', 'latex_logo',
+            if var in ['latex_elements', 'latex_logo', 'latex_engine'
                        'latex_additional_files', 'latex_documents']:
                 continue
             mf.write(f'{var} = {getattr(conf, var, None)!r}\n')