Update Dockerfile

Dockerfile

@@ -21,11 +21,15 @@ RUN apt-get update && apt-get install -y \
 EXPOSE 7860
 ENV MPLCONFIGDIR=/tmp/matplotlib
 
-
-CMD git clone https://$GITHUB_TOKEN@github.com/Elyon7/Cosmo-Edu_Lab.git . && \
+CMD if [ -d ".git" ]; then \
+        echo "Aggiorno il codice esistente..." && \
+        git pull origin main; \
+    else \
+        echo "Clono il repository..." && \
+        git clone https://$GITHUB_TOKEN@github.com/Elyon7/Cosmo-Edu_Lab.git .; \
+    fi && \
     git lfs pull && \
     mkdir -p App/student_submissions && \
     chmod 777 App/student_submissions && \
     pip install --no-cache-dir -r requirements.txt && \
-    cd App && \
-    python main.py
+    python -u App/main.py