- Introduced a new document, API_ACCESS_POLICY.md, outlining the terms of use for the WebSocket API, including license, scope of restriction, authorized access, authentication, prohibited use, enforcement, and contact information.
- Updated README.md to highlight the restricted nature of the WebSocket API and link to the new access policy.
- Changed copyright information in multiple server files to reflect the new email address for Chrystian Huot.
- Added comments in server files to indicate the WebSocket API access policy and its restrictions.
