rmcp-v0.12.0

Added

• add support for custom requests (#590)
• add support for custom server notifications (#580)

Fixed

• update process-wrap to v9.0 (#586)
• (oauth) rfc8414 should judement the response_types (#485)

Other

• Add SEP-991 (CIMD) support for URL-based client IDs (#570)
• merge cached_schema_for_type into schema_for_type (#581)
• Add NexusCore MCP to project list (#573)