Serve no auth flag 9

[gabe-l-hart]

Description

Closes #9

Changes

This adds a --no-auth flag to cforge serve to run with authentication disabled for local private usage

Testing

• Unit test coverage
• Test w/ locally running process:

# Terminal 1
CONTEXTFORGE_HOME=$PWD/tmp cforge serve --no-auth --port 5555

# Terminal 2
# --> no auth error
CONTEXTFORGE_HOME=$PWD/tmp PORT=5555 cforge tools list

Definition Of Done

• This PR contains documentation
  • Yes -- CLI help description
  • NO (explain)
  • N/A
• This PR contains unit tests
  • Yes
  • NO (explain)
  • N/A
• This PR has been tested for backwards compatibility
  • Yes
  • NO (explain)
  • N/A