Create directories for app code and remove redundant code

Dockerfile

@@ -16,6 +16,9 @@ ENV HOME=/home/user \
 	PATH=/home/user/.local/bin:$PATH
 WORKDIR $HOME
 
+# Create directories for the app code to be copied into
+RUN mkdir -p $HOME/src $HOME/data $HOME/config
+
 # Try and run pip command after setting the user with `USER user` to avoid permission issues with Python
 # RUN pip install --no-cache-dir --upgrade pip
 
@@ -38,9 +41,6 @@ ENV PATH="$HOME/.venv/bin:$PATH"
 # Install dependencies using Poetry
 RUN poetry install --no-dev
 
-# Create a directory for the app code
-RUN mkdir -p $HOME/src $HOME/data $HOME/config
-
 # Copy the rest of your application code
 COPY --chown=user /app/aerospace_chatbot/src $HOME/src
 COPY --chown=user /app/aerospace_chatbot/data $HOME/data