Merge branch 'main' into ihrpr/elicitation

src/client/index.ts

@@ -165,6 +165,10 @@ export class Client<
 
       this._serverCapabilities = result.capabilities;
       this._serverVersion = result.serverInfo;
+      // HTTP transports must set the protocol version in each header after initialization.
+      if (transport.setProtocolVersion) {
+        transport.setProtocolVersion(result.protocolVersion);
+      }
 
       this._instructions = result.instructions;