add poetry lock

Dockerfile

@@ -8,7 +8,7 @@ COPY pyproject.toml poetry.lock ${LAMBDA_TASK_ROOT}
 # Needed to save time and avoid build issues in Lambda
 RUN poetry config virtualenvs.create false --local
 # Install the dependencies first, so that we can cache them.
-RUN poetry install --no-dev
+RUN poetry install -only main
 
 # Copy everything. (Note: If needed, we can use .dockerignore to limit what's copied.)
 COPY . ${LAMBDA_TASK_ROOT}