Add extracted source directory and README navigation

extracted-source/node_modules/@modelcontextprotocol/sdk/dist/esm/shared/stdio.js

@@ -0,0 +1,31 @@
+import { JSONRPCMessageSchema } from '../types.js';
+/**
+ * Buffers a continuous stdio stream into discrete JSON-RPC messages.
+ */
+export class ReadBuffer {
+    append(chunk) {
+        this._buffer = this._buffer ? Buffer.concat([this._buffer, chunk]) : chunk;
+    }
+    readMessage() {
+        if (!this._buffer) {
+            return null;
+        }
+        const index = this._buffer.indexOf('\n');
+        if (index === -1) {
+            return null;
+        }
+        const line = this._buffer.toString('utf8', 0, index).replace(/\r$/, '');
+        this._buffer = this._buffer.subarray(index + 1);
+        return deserializeMessage(line);
+    }
+    clear() {
+        this._buffer = undefined;
+    }
+}
+export function deserializeMessage(line) {
+    return JSONRPCMessageSchema.parse(JSON.parse(line));
+}
+export function serializeMessage(message) {
+    return JSON.stringify(message) + '\n';
+}
+//# sourceMappingURL=stdio.js.map