Update Dockerfile

Dockerfile

@@ -1,12 +1,25 @@
+Dockerfile
 FROM mcr.microsoft.com/playwright/python:v1.40.0-jammy
 
 ENV PYTHONUNBUFFERED=1
 WORKDIR /app
 
-# Install dependencies required for standard execution and data processing
-RUN pip install --no-cache-dir flask flask-cors playwright pandas numpy requests beautifulsoup4
+# Install Jupyter Kernel Gateway + all useful libraries
+RUN pip install --no-cache-dir \
+    flask flask-cors \
+    jupyter_kernel_gateway \
+    ipykernel \
+    jupyter_client \
+    nbformat \
+    playwright \
+    pandas numpy matplotlib seaborn scipy \
+    requests beautifulsoup4 pillow \
+    openpyxl PyPDF2 python-docx \
+    plotly kaleido
+
+# Install Playwright browsers
 RUN playwright install chromium
 
 COPY . .
 EXPOSE 7860
-CMD ["python3", "-u", "app.py"]
+CMD ["python3", "-u", "app.py"]