Beta 7 with some repo names changed.

Client/node_modules/simple-concat/index.js

@@ -0,0 +1,15 @@
+/*! simple-concat. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
+module.exports = function (stream, cb) {
+  var chunks = []
+  stream.on('data', function (chunk) {
+    chunks.push(chunk)
+  })
+  stream.once('end', function () {
+    if (cb) cb(null, Buffer.concat(chunks))
+    cb = null
+  })
+  stream.once('error', function (err) {
+    if (cb) cb(err)
+    cb = null
+  })
+}

Client/node_modules/simple-concat/package.json

@@ -0,0 +1,51 @@
+{
+  "name": "simple-concat",
+  "description": "Super-minimalist version of `concat-stream`. Less than 15 lines!",
+  "version": "1.0.1",
+  "author": {
+    "name": "Feross Aboukhadijeh",
+    "email": "feross@feross.org",
+    "url": "https://feross.org"
+  },
+  "bugs": {
+    "url": "https://github.com/feross/simple-concat/issues"
+  },
+  "dependencies": {},
+  "devDependencies": {
+    "standard": "*",
+    "tape": "^5.0.1"
+  },
+  "homepage": "https://github.com/feross/simple-concat",
+  "keywords": [
+    "concat",
+    "concat-stream",
+    "concat stream"
+  ],
+  "license": "MIT",
+  "main": "index.js",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/feross/simple-concat.git"
+  },
+  "scripts": {
+    "test": "standard && tape test/*.js"
+  },
+  "funding": [
+    {
+      "type": "github",
+      "url": "https://github.com/sponsors/feross"
+    },
+    {
+      "type": "patreon",
+      "url": "https://www.patreon.com/feross"
+    },
+    {
+      "type": "consulting",
+      "url": "https://feross.org/support"
+    }
+  ]
+
+,"_resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz"
+,"_integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q=="
+,"_from": "simple-concat@^1.0.0"
+}

Client/node_modules/simple-concat/test/basic.js

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+var concat = require('../')
+var stream = require('stream')
+var test = require('tape')
+
+test('basic', function (t) {
+  t.plan(2)
+  var s = new stream.PassThrough()
+  concat(s, function (err, buf) {
+    t.error(err)
+    t.deepEqual(buf, Buffer.from('abc123456789'))
+  })
+  s.write('abc')
+  setTimeout(function () {
+    s.write('123')
+  }, 10)
+  setTimeout(function () {
+    s.write('456')
+  }, 20)
+  setTimeout(function () {
+    s.end('789')
+  }, 30)
+})
+
+test('error', function (t) {
+  t.plan(2)
+  var s = new stream.PassThrough()
+  concat(s, function (err, buf) {
+    t.ok(err, 'got expected error')
+    t.ok(!buf)
+  })
+  s.write('abc')
+  setTimeout(function () {
+    s.write('123')
+  }, 10)
+  setTimeout(function () {
+    s.write('456')
+  }, 20)
+  setTimeout(function () {
+    s.emit('error', new Error('error'))
+  }, 30)
+})