diff --git a/.github/workflows/pre-commit-check.yaml b/.github/workflows/pre-commit-check.yaml
index 90b2adf..da8929e 100644
--- a/.github/workflows/pre-commit-check.yaml
+++ b/.github/workflows/pre-commit-check.yaml
@@ -6,59 +6,22 @@ on:
     branches: [main, 'feat/*']
 
 jobs:
-  check-code-with-cpp-linter-action: 
-    name: Check code with cpp-linter-action
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: cpp-linter/cpp-linter-action@v2
-        id: linter
+    container-test-job:
+      runs-on: ubuntu-latest
+      container:
+        image: node:18
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          style: file
-          tidy-checks: 'cppcoreguidelines-*'
-          # The following value will only update a single comment
-          # in a pull request's thread. Set it to false to disable the comment.
-          # Set it to true to post a new comment (and delete the old comment).
-          thread-comments: ${{ github.event_name == 'pull_request' && 'update' }}
-
-      - name: Fail fast?!
-        if: steps.linter.outputs.checks-failed > 0
-        run: |
-          echo "Some files failed the linting checks!"
-          exit 1
-  
-  check-code-with-universum:
-    name : Check code with universum
-    runs-on: ubuntu-latest
-    steps:
-
-    - name: Setup python 3.8
-      uses: actions/setup-python@v4
-      with:
-        python-version: 3.8
-
-    - name: Install dependency
-      run: |
-        pip install universum
-        pip install gitpython
-        sudo apt-get install clang-format
-        sudo apt-get install git
-
-    - name: Universum
-      run:
-        python -u -m universum
-        --vcs-type="ghactions"
-        --ghactions-payload="@${{ github.event_path }}"
-        --ghactions-token="${{ secrets.GITHUB_TOKEN }}"
-        --report-to-review
-        --no-diff
-        --fail-unsuccessful
-
-    - name: Collect artifacts
-      uses: actions/upload-artifact@v4
-      if: ${{ always() }}
-      with:
-        name: artifacts
-        path: artifacts
+          NODE_ENV: development
+        ports:
+          - 80
+        volumes:
+          - my_docker_volume:/volume_mount
+        options: --cpus 1
+      steps:
+        - name: Check for dockerenv file
+          run: (ls /.dockerenv && echo Found dockerenv) || (echo No dockerenv)
+        - name: Print github_event file
+          run: |
+              echo $GITHUB_EVENT_PATH
+              cat $GITHUB_EVENT_PATH
+      
\ No newline at end of file
diff --git a/show_sum/main.cpp b/show_sum/main.cpp
new file mode 100644
index 0000000..8538509
--- /dev/null
+++ b/show_sum/main.cpp
@@ -0,0 +1,13 @@
+#include <iostream>
+
+int main( void    )      {
+    size_t one;
+    size_t two;
+    size_t sum;
+    std::cout << "Enter the first number: ";
+    std::cin >> one;
+    std::cout << "Enter the second number: ";
+    std::cin >> two;
+    sum = one + two;
+    std::cout << "The sum of " << one << " and " << two << " is " << sum << std::endl;
+ }
\ No newline at end of file