fix: replace hardcoded /tmp/ paths for Windows compatibility

apps/backend/tests/conftest.py

@@ -0,0 +1,10 @@
+import sys
+from unittest.mock import MagicMock
+
+# Mock WeasyPrint before any FastAPI routers try to import it
+sys.modules['weasyprint'] = MagicMock()
+
+# If any specific components from weasyprint are imported directly, mock them too
+mock_html = MagicMock()
+sys.modules['weasyprint.HTML'] = mock_html
+sys.modules['weasyprint.css'] = MagicMock()

package/src/pyaslreport/converters/dicom_to_nifti_converter.py

@@ -12,7 +12,7 @@ class DICOM2NiFTIConverter:
     """
 
     @staticmethod
-    def convert(dcm_files, nifti_file=None, converted_files_location="/tmp/upload"):
+    def convert(dcm_files, nifti_file=None, converted_files_location=os.path.join(tempfile.gettempdir(), "upload")):
 
         """
         Convert DICOM files to NIfTI format.

package/src/pyaslreport/core/config/allowed_file_types.yaml

@@ -6,10 +6,10 @@ allowed_file_types:
 
 
 paths:
-  upload_folder: '/tmp/upload'
-  major_error_report: '/tmp/major_error_report.json'
-  error_report: '/tmp/error_report.json'
-  warning_report: '/tmp/warning_report.json'
-  basic_report: '/tmp/basic_report.txt'
-  extended_report: '/tmp/extended_report.txt'
+  upload_folder: 'tmp/upload'
+  major_error_report: 'tmp/major_error_report.json'
+  error_report: 'tmp/error_report.json'
+  warning_report: 'tmp/warning_report.json'
+  basic_report: 'tmp/basic_report.txt'
+  extended_report: 'tmp/extended_report.txt'
   json_report: "backend/tests/test_data/expected_response.json"