implement connection between servers

static/node_modules/uuid/dist/esm-browser/v4.js

@@ -0,0 +1,25 @@
+import native from './native.js';
+import rng from './rng.js';
+import { unsafeStringify } from './stringify.js';
+function v4(options, buf, offset) {
+  if (native.randomUUID && !buf && !options) {
+    return native.randomUUID();
+  }
+  options = options || {};
+  var rnds = options.random || (options.rng || rng)();
+
+  // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
+  rnds[6] = rnds[6] & 0x0f | 0x40;
+  rnds[8] = rnds[8] & 0x3f | 0x80;
+
+  // Copy bytes to buffer, if provided
+  if (buf) {
+    offset = offset || 0;
+    for (var i = 0; i < 16; ++i) {
+      buf[offset + i] = rnds[i];
+    }
+    return buf;
+  }
+  return unsafeStringify(rnds);
+}
+export default v4;