diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..0681275
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,46 @@
+# Git
+.git
+.gitignore
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Virtual Environment
+venv/
+ENV/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Docker
+Dockerfile
+.dockerignore
+
+# Logs
+*.log
+
+# Local development
+.env
+.env.local 
\ No newline at end of file
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 68b389a..acdfed8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,4 +29,4 @@ jobs:
 
     - name: Run tests
       run: |
-        pytest tests/
\ No newline at end of file
+        pytest tests/ --ignore=tests/manual
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 586cdfe..df74a89 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,12 +4,21 @@ FROM python:3.11-slim
 # Set working directory
 WORKDIR /app
 
-# Copy project files
-COPY . .
+# Install system dependencies required for OpenCV
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy only requirements first to leverage Docker cache
+COPY requirements.txt .
 
-# Install dependencies
+# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Copy the rest of the application
+COPY . .
+
 # Expose the port the app runs on
 EXPOSE 5000
 
diff --git a/Makefile b/Makefile
index 7de0b27..27a0ee8 100644
--- a/Makefile
+++ b/Makefile
@@ -8,13 +8,13 @@ train:
 	python app/model/train_color_model.py
 
 test:
-	pytest tests/
+	pytest tests/ --ignore=tests/manual
 
 coverage:
-	coverage run -m pytest tests/
+	coverage run -m pytest tests/ --ignore=tests/manual
 	coverage report
 	coverage html
 
 docker-test:
 	docker build -t rubik-api .
-	docker run --rm rubik-api pytest tests/
+	docker run --rm rubik-api pytest tests/ --ignore=tests/manual
diff --git a/app/cube_recognition.py b/app/cube_recognition.py
index 855c059..608b06f 100644
--- a/app/cube_recognition.py
+++ b/app/cube_recognition.py
@@ -2,10 +2,6 @@
 import numpy as np
 from .color_detection import detect_colors
 
-# Rubik's cube face labels in standard order
-FACE_ORDER = ['U', 'R', 'F', 'D', 'L', 'B']
-
-
 def generate_cube_string(images):
     cube_string = ''
 
diff --git a/app/routes.py b/app/routes.py
index 5098a2b..768c82d 100644
--- a/app/routes.py
+++ b/app/routes.py
@@ -3,6 +3,10 @@
 
 main = Blueprint('main', __name__)
 
+@main.route('/', methods=['GET'])
+def health_check():
+    return jsonify({'status': 'API is running'}), 200
+
 @main.route('/cubeFacesToCubeString', methods=['POST'])
 def upload_faces():
     if 'images' not in request.files:
diff --git a/run.py b/run.py
index a3fdaf3..8640e59 100644
--- a/run.py
+++ b/run.py
@@ -3,4 +3,4 @@
 app = create_app()
 
 if __name__ == '__main__':
-    app.run(debug=True)
+    app.run(host='0.0.0.0', debug=True)
diff --git a/tests/images/back.png b/tests/images/back.png
new file mode 100644
index 0000000..6160782
Binary files /dev/null and b/tests/images/back.png differ
diff --git a/tests/images/down.png b/tests/images/down.png
new file mode 100644
index 0000000..a65761d
Binary files /dev/null and b/tests/images/down.png differ
diff --git a/tests/images/front.png b/tests/images/front.png
new file mode 100644
index 0000000..47c14cc
Binary files /dev/null and b/tests/images/front.png differ
diff --git a/tests/images/left.png b/tests/images/left.png
new file mode 100644
index 0000000..13f8600
Binary files /dev/null and b/tests/images/left.png differ
diff --git a/tests/images/right.png b/tests/images/right.png
new file mode 100644
index 0000000..2de6b8f
Binary files /dev/null and b/tests/images/right.png differ
diff --git a/tests/images/up.png b/tests/images/up.png
new file mode 100644
index 0000000..e6e680c
Binary files /dev/null and b/tests/images/up.png differ
diff --git a/tests/manual/test_api.py b/tests/manual/test_api.py
new file mode 100644
index 0000000..abde09a
--- /dev/null
+++ b/tests/manual/test_api.py
@@ -0,0 +1,45 @@
+import requests
+import os
+
+def test_api():
+    url = 'http://localhost:5000/cubeFacesToCubeString'
+    
+    image_files = [
+        'tests/images/up.png',
+        'tests/images/right.png',
+        'tests/images/front.png',
+        'tests/images/down.png',
+        'tests/images/left.png',
+        'tests/images/back.png'
+    ]
+    
+    for img_file in image_files:
+        if not os.path.exists(img_file):
+            print(f"Erreur: Le fichier {img_file} n'existe pas")
+            return
+    
+    files = []
+    for img_file in image_files:
+        files.append(('images', (os.path.basename(img_file), open(img_file, 'rb'), 'image/png')))
+    
+    try:
+        response = requests.post(url, files=files)
+        
+        if response.status_code == 200:
+            result = response.json()
+            print("Succès! Réponse de l'API:")
+            print(f"Cube string: {result.get('cube_string')}")
+        else:
+            print(f"Erreur: {response.status_code}")
+            print(response.text)
+    
+    except requests.exceptions.RequestException as e:
+        print(f"Erreur de connexion: {e}")
+        assert False, f"API connection failed: {e}"
+    
+    finally:
+        for _, (_, file, _) in files:
+            file.close()
+
+if __name__ == '__main__':
+    test_api() 
\ No newline at end of file