diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app-dev.yml
similarity index 64%
rename from .github/workflows/python-app.yml
rename to .github/workflows/python-app-dev.yml
index dd271d8b..7382b5c2 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app-dev.yml
@@ -1,13 +1,11 @@
 # This workflow will install Python dependencies, run tests and lint with a single version of Python
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 
-name: Python application
+name: Python application - DEV
 
 on:
   push:
     branches: [ "dev" ]
-  pull_request:
-    branches: [ "dev" ]
 
 permissions:
   contents: read
@@ -19,21 +17,23 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
+
     - name: Set up Python 3.7.x
       uses: actions/setup-python@v3
       with:
         python-version: "3.7"
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-    - name: Lint with flake8
-      run: |
-        # stop the build if there are Python syntax errors or undefined names
-        #flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        #flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
     - name: Test with unittest
       run: |
-        python -m unittest discover Tests/test_NAL/ -p "test_*.py" -v
+        python -m unittest discover Tests/test_NAL/ -p "test_*.py" -v &> output-dev.txt
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: test-report
+        path: ./output-dev.txt
diff --git a/.github/workflows/python-app-pr.yml b/.github/workflows/python-app-pr.yml
new file mode 100644
index 00000000..503b7083
--- /dev/null
+++ b/.github/workflows/python-app-pr.yml
@@ -0,0 +1,57 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python application - PR
+
+on:
+  pull_request:
+    branches: [ "dev" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python 3.7.x
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.7"
+    
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest
+        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+
+    - name: Test with unittest
+      run: |
+        python -m unittest discover Tests/test_NAL/ -p "test_*.py" -v &> output-pr.txt
+    
+    - name: Download workflow artifact
+      uses: dawidd6/action-download-artifact@v3.0.0
+      with:
+        workflow: python-app-dev.yml
+        name: test-report
+    
+    - name: Setup Node (for diff)
+      uses: actions/setup-node@v4
+      with:
+        node-version: 18
+    - run: npm install -g diff2html-cli
+  
+    - name: Compare test results
+      run: |
+        diff -u ./test-report/output-dev.txt output-pr.txt | diff2html -i stdin -F test-diff.html
+    
+    - uses: actions/upload-artifact@v4
+      with:
+        name: test-diff
+        path: ./test-diff.html
+
+