In docs https://docs.airbyte.com/connector-development/tutorials/cdk-speedrun you can find following snippet
FROM airbyte/python-connector-base:1.1.0
COPY . ./airbyte/integration_code
RUN pip install ./airbyte/integration_code
# The entrypoint and default env vars are already set in the base image
# ENV AIRBYTE_ENTRYPOINT "python /airbyte/integration_code/main.py"
# ENTRYPOINT ["python", "/airbyte/integration_code/main.py"]```