feat: add document pdf activity type

src/services/courses/activities/uploads/pdfs.py

@@ -0,0 +1,23 @@
+import os
+
+
+async def upload_pdf(pdf_file,  activity_id):
+    contents = pdf_file.file.read()
+    pdf_format = pdf_file.filename.split(".")[-1]
+
+    if not os.path.exists("content/uploads/documents/documentpdf"):
+        # create folder
+        os.makedirs("content/uploads/documents/documentpdf")
+
+    # create folder
+    os.mkdir(f"content/uploads/documents/documentpdf/{activity_id}")
+
+    try:
+        with open(f"content/uploads/documents/documentpdf/{activity_id}/documentpdf.{pdf_format}", 'wb') as f:
+            f.write(contents)
+            f.close()
+
+    except Exception as e:
+        return {"message": "There was an error uploading the file"}
+    finally:
+        pdf_file.file.close()