[BUG]Unable to Use certs for SSL on QNAP NAS QTS 5.20.2851

[eiauo]

Is there an existing issue for this?

• [X] I have searched the existing issues

Current Behavior

I have successfully installed docker-calibre-web 0.6.23-ls290 Latest on QNAP NAS QTS 5.20.2851，I can successfully set up the Server Configuration to http. When use a passphrase protected key and cert file in the in the Server Configuration, the server not responding.

Expected Behavior

Able to use HTTPS/SSL

Steps To Reproduce

Use a passphrase protected key and cert file in the in the Server Configuration Look at calibre-web.log to see error log.

Environment

- OS:qnap TS-453D QTS 5.2.0.2851

Calibre-Web version: 0.6.23-ls290
Browser: Chrome

CPU architecture

x86-64

Docker creation

Use Container Station, Create Docker linuxserver/calibre-web:latest.

Container logs

Repeat error log like this: 
Traceback (most recent call last):
  File "src/gevent/greenlet.py", line 908, in gevent._gevent_cgreenlet.Greenlet.run
  File "/lsiopy/lib/python3.10/site-packages/gevent/baseserver.py", line 34, in _handle_and_close_when_done
    return handle(*args_tuple)
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 1700, in handle
    handler.handle()
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 584, in handle
    self.log_request()
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 1016, in log_request
    self.server.log.write(self.format_request() + '\n')
  File "/app/calibre-web/cps/gevent_wsgi.py", line 37, in format_request
    forwarded = self.environ.get('HTTP_X_FORWARDED_FOR', None)
AttributeError: 'NoneType' object has no attribute 'get'
2024-09-16T23:54:48Z <Greenlet at 0x7f0bcb46dee0: _handle_and_close_when_done(<bound method WSGIServer.handle of <WSGIServer at , <bound method StreamServer.do_close of <WSGIServer, (<gevent._socket3.socket [closed] at 0x7f0bcb32dba)> failed with AttributeError

Traceback (most recent call last):
  File "src/gevent/greenlet.py", line 908, in gevent._gevent_cgreenlet.Greenlet.run
  File "/lsiopy/lib/python3.10/site-packages/gevent/baseserver.py", line 34, in _handle_and_close_when_done
    return handle(*args_tuple)
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 1700, in handle
    handler.handle()
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 584, in handle
    self.log_request()
  File "/lsiopy/lib/python3.10/site-packages/gevent/pywsgi.py", line 1016, in log_request
    self.server.log.write(self.format_request() + '\n')
  File "/app/calibre-web/cps/gevent_wsgi.py", line 37, in format_request
    forwarded = self.environ.get('HTTP_X_FORWARDED_FOR', None)
AttributeError: 'NoneType' object has no attribute 'get'
2024-09-17T00:04:18Z <Greenlet at 0x7f0bcb46dee0: _handle_and_close_when_done(<bound method WSGIServer.handle of <WSGIServer at , <bound method StreamServer.do_close of <WSGIServer, (<gevent._socket3.socket [closed] at 0x7f0bcb32dc0)> failed with AttributeError