rmcp-v0.8.2

Added

• add type-safe elicitation schema support (#465) (#466)
• (SEP-973) following change Icon.sizes from string to string array (#479)

Fixed

• (oauth) three oauth discovery and registration issues (#489)
• (oauth) dynamic client registration should be optional (#463)
• (sse-client) consume control frames; refresh message endpoint (#448)

Other

• Streamable HTTP: drain SSE frames until the initialize response, ignoring early notifications to prevent handshake timeouts (#467)
• bump crate version in README.md (#471)