Actually fix for if cif_data doesn't exist

src/mailer.py

@@ -53,15 +53,16 @@ def sendMail(msg_body :str):
   message['Subject'] = "OwlBoard - dbmanager Logs"
   filename = "cif_data"
   message.attach(MIMEText(msg_body, "plain"))
-  with open(filename, "rb") as attachment:
-    part = MIMEBase("application", "octet-stream")
-    part.set_payload(attachment.read())
-  encoders.encode_base64(part)
-  part.add_header(
-    "Content-Disposition",
-    f"attachment; filename= {filename}",
-  )
-  message.attach(part)
+  if os.path.exists(filename):
+    with open(filename, "rb") as attachment:
+      part = MIMEBase("application", "octet-stream")
+      part.set_payload(attachment.read())
+    encoders.encode_base64(part)
+    part.add_header(
+      "Content-Disposition",
+      f"attachment; filename= {filename}",
+    )
+    message.attach(part)
   text = message.as_string()
   context = ssl.create_default_context()
   try: