el bashrc tiene que estar en /root

Dockerfile

@@ -26,7 +26,7 @@ RUN python -m venv /opt/venv && \
     /opt/venv/bin/python -m pip install pip --upgrade && \
     /opt/venv/bin/python -m pip install -r requirements.txt
 
-RUN echo "export PAHT=/opt/venv/bin/:$PATH" >> /app/.bashrc
+RUN echo "export PAHT=/opt/venv/bin/:$PATH" >> /root/.bashrc
 
 # make our entrypoint.sh executable
 RUN chmod +x config/entrypoint.sh