ci: docker, try using directly a CMD command with source venv && uvicorn

Dockerfile

@@ -199,7 +199,8 @@ RUN ls -l ${LAMBDA_TASK_ROOT}/.venv
 RUN ls -l ${LAMBDA_TASK_ROOT}/.venv/bin/activate
 
 # CMD ["/var/task/docker_entrypoint.sh"]
-CMD [
-    "source", "/var/task/.venv/bin/activate", "&&",
-    "uvicorn", "app:app", "--host","0.0.0.0", "--port", "7860"
-]
+#CMD [
+#    "source", "/var/task/.venv/bin/activate", "&&",
+#    "uvicorn", "app:app", "--host","0.0.0.0", "--port", "7860"
+#]
+CMD ["/usr/bin/bash", "-c", "source /var/task/.venv/bin/activate && uvicorn app:app --host 0.0.0.0 --port 7860"]