Update to container and compose service to create a landing page for the jupyterlab interface

Dockerfile

@@ -10,11 +10,20 @@ ENV ENV_NAME=idear_env
 WORKDIR /idear
 
 #RUN apt-get update && apt-get install -y cifs-utils
+# Install Graphviz system binaries
+RUN apt-get update && apt-get install -y \
+    graphviz \
+    && rm -rf /var/lib/apt/lists/*
+
+# Add this after WORKDIR /idear and before the conda install
+RUN conda config --remove channels defaults && \
+    conda config --add channels conda-forge && \
+    conda config --set channel_priority strict
 
 # Use mamba if available for faster installation
 RUN conda install -y -n base -c conda-forge mamba && \
     mamba create -y -n $ENV_NAME -c conda-forge python=3.11 \
-    jupyter numpy h5py pandas matplotlib plotly=5.24 scipy pip && \
+    jupyter jupyterlab numpy h5py pandas matplotlib plotly=5.24 scipy pip && \
     conda clean --all -y && rm -rf /root/.cache/pip
 
 # Activate the environment and install additional pip packages
@@ -40,7 +49,6 @@ RUN conda run -n $ENV_NAME pip install -r /idear/requirements.txt
 
 # Add JupyterLab
 RUN pip install graphviz
-RUN pip install --no-cache-dir jupyterlab
 
 # If you want to set JupyterLab as the default command
 #CMD ["jupyter", "lab", "--ip=0.0.0.0", "--port=8888", "--no-browser", "--allow-root", "--NotebookApp.token='my-token'"]

docker-compose.yaml

@@ -1,19 +1,17 @@
-version: '3.9'
-
 services:
   idear_processor_networked:
     image: idear_processor
     restart: unless-stopped
     environment:
       - DOCKER_CONTAINER=1
-      - NETWORK_MOUNT=/mnt/network_mount
     ports:
       - "${JUPYTER_PORT:-8889}:8888"
     volumes:
-      - ./data:/idear/data
-      - ./figures:/idear/figures
-      - ./notebooks:/idear/notebooks
-      - ./scripts:/idear/scripts
+      - ./:/idear
+      #- ./data:/idear/data
+      #- ./figures:/idear/figures
+      #- ./notebooks:/idear/notebooks
+      #- ./scripts:/idear/scripts
       - network_mount:/mnt/network_mount:rw
     command: >
       bash -c "
@@ -27,15 +25,30 @@ services:
     restart: unless-stopped
     environment:
       - DOCKER_CONTAINER=1
-      - NETWORK_MOUNT=/idear/data
+      - JUPYTER_TOKEN=my-token
     ports:
       - "${JUPYTER_PORT:-8889}:8888"
     volumes:
       - ./:/idear
     command: >
-      bash -c "
-      jupyter lab --ip=0.0.0.0 --port=8888 --no-browser --allow-root --NotebookApp.token='${JUPYTER_TOKEN:-my-token}'
-      "
+      bash -c '
+        if [ -f WELCOME.ipynb ]; then
+          DEFAULT_URL="/lab/workspaces/default?tree=WELCOME.ipynb"
+          echo "✅ WELCOME.ipynb found - setting as landing page"
+          jupyter trust WELCOME.ipynb
+        else
+          DEFAULT_URL=""
+          echo "⚠️  WELCOME.ipynb not found - using default homepage"
+        fi &&
+        jupyter lab --ip=0.0.0.0 --port=8888 --no-browser --allow-root \
+          --NotebookApp.token="${JUPYTER_TOKEN:-my-token}" --LabApp.default_url="$DEFAULT_URL" \
+          --ExtensionApp.default_url="$DEFAULT_URL"
+      '
+
+    #command: >
+    #  bash -c "
+    #  jupyter lab --ip=0.0.0.0 --port=8888 --no-browser --allow-root --NotebookApp.token='${JUPYTER_TOKEN:-my-token}'
+    #  "
     profiles:
       - local-only