update nginx-unit image, fix docker-compose.dev.yml

Author: rafsaf

{{cookiecutter.project_name}}/template_minimal/Dockerfile

@@ -1,6 +1,6 @@
 # See https://unit.nginx.org/installation/#docker-images
 
-FROM nginx/unit:1.26.1-python3.10
+FROM nginx/unit:1.28.0-python3.10
 
 ENV PYTHONUNBUFFERED 1
 

{{cookiecutter.project_name}}/template_minimal/docker-compose.dev.yml

@@ -28,6 +28,7 @@ services:
       - .env
     environment:
       - DEFAULT_DATABASE_HOSTNAME=postgres
+      - DEFAULT_DATABASE_PORT=5432
     ports:
       - 80:80