Cambio d eestructura y arreglos para funcionar

Dockerfile

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+# yup, python 3.11!
+FROM python:3.11-slim
+
+# install nginx
+RUN apt-get update && apt-get install nginx netcat-openbsd -y
+# copy our nginx configuration to overwrite nginx defaults
+RUN rm /etc/nginx/sites-enabled/default
+RUN rm /etc/nginx/sites-available/default
+COPY ./nginx/default.conf /etc/nginx/conf.d/default.conf
+# link nginx logs to container stdout
+RUN ln -sf /dev/stdout /var/log/nginx/access.log && ln -sf /dev/stderr /var/log/nginx/error.log
+
+# copy the django code
+COPY ./src ./app
+
+RUN chgrp -R 0 ./app && chmod -R g=u ./app
+RUN chgrp -R 0 /var/lib/nginx && chmod -R g=u /var/lib/nginx
+
+# change our working directory to the django projcet roo
+WORKDIR /app
+
+# create virtual env (notice the location?)
+# update pip
+# install requirements
+RUN python -m venv /opt/venv && \
+    /opt/venv/bin/python -m pip install pip --upgrade && \
+    /opt/venv/bin/python -m pip install -r requirements.txt
+
+# make our entrypoint.sh executable
+RUN chmod +x config/entrypoint.sh
+
+# execute our entrypoint.sh file
+CMD ["./config/entrypoint.sh"]

nginx/default.conf

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+upstream django_project {
+    server localhost:8000;
+}
+
+error_log /var/log/nginx/error.log;
+
+server {
+    listen       80;
+
+    access_log /var/log/nginx/access.log;
+
+    location / {
+        proxy_pass http://django_project;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header Host $host;
+        proxy_redirect off;
+        client_max_body_size 100M;
+    }
+
+    location /static/ {
+        alias /app/staticfiles/;
+    }
+
+    location /media/ {
+        alias /app/mediafiles/;
+    }
+
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+}

src/config/entrypoint.sh

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+#!/bin/bash
+RUN_PORT="8000"
+DATABASE=postgres
+SQL_HOST=postgresql
+SQL_PORT=5432
+
+if [ "$DATABASE" = "postgres" ]
+then
+    echo "Waiting for postgres..."
+
+    while ! nc -z $SQL_HOST $SQL_PORT; do
+      sleep 0.1
+    done
+
+    echo "PostgreSQL started"
+
+	/opt/venv/bin/python manage.py migrate --no-input
+	/opt/venv/bin/python manage.py collectstatic --no-input
+
+	/opt/venv/bin/gunicorn reymota.wsgi:application --bind "0.0.0.0:${RUN_PORT}" --daemon
+
+	nginx -g 'daemon off;'
+else
+    echo "la base de datos no es postgres: '$DATABASE'"
+fi