📝 Update release notes

README.md

@@ -151,6 +151,10 @@ After using this generator, your new project (the directory created) will contai
 * Upgrade Traefik to version 2, keeping in sync with DockerSwarm.rocks. PR [#199](https://github.com/tiangolo/full-stack-fastapi-postgresql/pull/199).
 * Run tests with `TestClient`. PR [#160](https://github.com/tiangolo/full-stack-fastapi-postgresql/pull/160).
 
+#### Fixes
+
+* 🐛 Fix Poetry installation in Dockerfile and upgrade Python version and packages to fix Docker build. PR [#480](https://github.com/tiangolo/full-stack-fastapi-postgresql/pull/480) by [@little7Li](https://github.com/little7Li).
+
 #### Refactors
 
 * Refactor backend: