diff --git a/.github/workflows/test.yml-template b/.github/workflows/test.yml-template
new file mode 100644
index 000000000..bb13dfc45
--- /dev/null
+++ b/.github/workflows/test.yml-template
@@ -0,0 +1,23 @@
+name: Test
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm install
+    - run: npm test
diff --git a/npm b/npm
new file mode 100644
index 000000000..0d233065f
--- /dev/null
+++ b/npm
@@ -0,0 +1,7 @@
+Start-Process : Не удается выполнить команду из-за следующей ошибки: Не удается найти указанный файл.
+строка:1 знак:1
++ Start-Process -Filepath 'C:\Users\corey\OneDrive\Documents\workspace\ ...
++ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    + CategoryInfo          : InvalidOperation: (:) [Start-Process], InvalidOperationException
+    + FullyQualifiedErrorId : InvalidOperationException,Microsoft.PowerShell.Commands.StartProcessCommand
+ 
diff --git a/package-lock.json b/package-lock.json
index 5f65a1947..b0acf79d0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "license": "GPL-3.0",
       "devDependencies": {
         "@mate-academy/eslint-config": "latest",
-        "@mate-academy/scripts": "^1.8.6",
+        "@mate-academy/scripts": "^2.1.3",
         "eslint": "^8.57.0",
         "eslint-plugin-jest": "^28.6.0",
         "eslint-plugin-node": "^11.1.0",
@@ -1467,10 +1467,11 @@
       }
     },
     "node_modules/@mate-academy/scripts": {
-      "version": "1.8.6",
-      "resolved": "https://registry.npmjs.org/@mate-academy/scripts/-/scripts-1.8.6.tgz",
-      "integrity": "sha512-b4om/whj4G9emyi84ORE3FRZzCRwRIesr8tJHXa8EvJdOaAPDpzcJ8A0sFfMsWH9NUOVmOwkBtOXDu5eZZ00Ig==",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/@mate-academy/scripts/-/scripts-2.1.3.tgz",
+      "integrity": "sha512-a07wHTj/1QUK2Aac5zHad+sGw4rIvcNl5lJmJpAD7OxeSbnCdyI6RXUHwXhjF5MaVo9YHrJ0xVahyERS2IIyBQ==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "@octokit/rest": "^17.11.2",
         "@types/get-port": "^4.2.0",
diff --git a/package.json b/package.json
index e8b974cfd..399a0cb0d 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "license": "GPL-3.0",
   "devDependencies": {
     "@mate-academy/eslint-config": "latest",
-    "@mate-academy/scripts": "^1.8.6",
+    "@mate-academy/scripts": "^2.1.3",
     "eslint": "^8.57.0",
     "eslint-plugin-jest": "^28.6.0",
     "eslint-plugin-node": "^11.1.0",
diff --git a/prettier b/prettier
new file mode 100644
index 000000000..e69de29bb
diff --git a/src/transformStateWithClones.js b/src/transformStateWithClones.js
index 96d4f7e7e..a31914037 100644
--- a/src/transformStateWithClones.js
+++ b/src/transformStateWithClones.js
@@ -7,7 +7,34 @@
  * @return {Object[]}
  */
 function transformStateWithClones(state, actions) {
-  // write code here
-}
+  let newState = { ...state };
+  const results = [];
+
+  for (const action of actions) {
+    switch (action.type) {
+      case 'addProperties':
+        newState = { ...newState, ...action.extraData };
+        break;
+
+      case 'removeProperties':
+        newState = { ...newState };
+
+        for (const key of action.keysToRemove) {
+          delete newState[key];
+        }
+        break;
 
+      case 'clear':
+        newState = {};
+        break;
+
+      default:
+        break;
+    }
+
+    results.push(newState);
+  }
+
+  return results;
+}
 module.exports = transformStateWithClones;
diff --git a/stateful-clones@1.0.0 b/stateful-clones@1.0.0
new file mode 100644
index 000000000..e9065837c
--- /dev/null
+++ b/stateful-clones@1.0.0
@@ -0,0 +1 @@
+Отсутствует обязательный параметр -