Add packages to PATH

Dockerfile

@@ -13,18 +13,19 @@ USER user
 # Define environment variables
 ENV APPS_HOME=/home/user/local/cognizant \
     ELUC_APP_HOME=/home/user/local/cognizant/eluc \
-    PYTHONPATH=/home/user/local/cognizant/eluc
+    PYTHONPATH=/home/user/local/cognizant/eluc \
+    PATH=/home/user/.local/bin:$PATH
 
 # Set work directory
 WORKDIR ${ELUC_APP_HOME}
 
 # Dependencies
-COPY requirements.txt .
+COPY --chown=user requirements.txt .
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 
 # Copy source files over
-COPY --chown=user . ${ELUC_APP_HOME}
+COPY --chown=user . .
 
 # Expose Flask (Dash) port
 EXPOSE 7860