bump dependencies

Author: mjhea0

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2020 Michael Herman
+Copyright (c) 2021 Michael Herman
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

app/Dockerfile

@@ -1,5 +1,5 @@
 # pull official base image
-FROM python:3.8.1-alpine
+FROM python:3.9.4-alpine
 
 # set environment varibles
 ENV PYTHONDONTWRITEBYTECODE 1
@@ -8,28 +8,18 @@ ENV PYTHONUNBUFFERED 1
 # set work directory
 WORKDIR /usr/src/app
 
-# install psycopg2
+# install system dependencies
 RUN apk update \
     && apk add --virtual build-deps gcc python3-dev musl-dev \
-    && apk add postgresql-dev \
+    && apk add bash postgresql-dev \
     && pip install psycopg2 \
     && apk del build-deps
 
-# install psycopg2 dependencies
-RUN apk update \
-    && apk add postgresql-dev gcc python3-dev musl-dev
-
-# install dependencies
+# install python dependencies
 RUN pip install --upgrade pip
 COPY ./requirements.txt /usr/src/app/requirements.txt
 RUN pip install -r requirements.txt
 RUN pip install psycopg2
 
-# copy entrypoint.sh
-COPY ./entrypoint.sh /usr/src/app/entrypoint.sh
-
 # copy project
 COPY . /usr/src/app/
-
-# run entrypoint.sh
-ENTRYPOINT ["/usr/src/app/entrypoint.sh"]

app/entrypoint.sh

@@ -1,2 +1,2 @@
-Django==3.0.3
-gunicorn==20.0.4
+Django==3.2
+gunicorn==20.1.0

app/requirements.txt

@@ -1,9 +1,9 @@
-version: '3.7'
+version: '3.8'
 
 services:
   web:
     build: ./app
-    command: gunicorn hello_django.wsgi:application --bind 0.0.0.0:8000
+    command: bash -c 'while !</dev/tcp/db/5432; do sleep 1; done; gunicorn hello_django.wsgi:application --bind 0.0.0.0:8000'
     volumes:
       - ./app/:/usr/src/app/
       - static_volume:/usr/src/app/staticfiles
@@ -22,9 +22,15 @@ services:
     depends_on:
       - db
   db:
-    image: postgres:12.1-alpine
+    image: postgres:13-alpine
     volumes:
       - postgres_data:/var/lib/postgresql/data/
+    expose:
+      - 5432
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_DB=postgres
   nginx:
     build: ./nginx
     volumes:

docker-compose.yml

@@ -1,4 +1,4 @@
-FROM nginx:1.17.8-alpine
+FROM nginx:1.19-alpine
 
 RUN rm /etc/nginx/conf.d/default.conf
 COPY nginx.conf /etc/nginx/conf.d