fix(core-internal): release the ReadBuffer backing allocation after the last message - #2811

{ "workflowData": { "owner": "modelcontextprotocol", "repo": "typescript-sdk", "sha": "e16a162bc1a9f396ad9cc572dbba4420c3b05e3e", "ref": "2811", "headBranch": null }, "key": "9L79yqXEzQ", "runId": 34781901122, "webhookDebug": { "action": "requested", "head_branch": "fix/readbuffer-release-consumed-buffer", "head_repository_full_name": "nikolas-sapa/typescript-sdk", "full_name": "modelcontextprotocol/typescript-sdk", "isPullRequest": true, "prNumber": 2811, "prNumberType": "number", "isNewPullRequest": true, "isOldPullRequest": false, "prKey": "nikolas-sapa/typescript-sdk:fix/readbuffer-release-consumed-buffer", "oldPrDataHash": "2sMHmAeKIj", "lookupKey": "nikolas-sapa/typescript-sdk:fix/readbuffer-release-consumed-buffer", "data": { "owner": "modelcontextprotocol", "repo": "typescript-sdk", "sha": "e16a162bc1a9f396ad9cc572dbba4420c3b05e3e", "ref": "2811", "headBranch": null } }, "currentCursor": null, "pkgPrNewVersion": "0.0.88" }