[ISSUE-3/4] Adds test container and tooling (#8)

* Adding black, isort, and flake8 to pytest

* Applying black, flake8, and isort to codebase

comic_auth/views.py

@@ -1,6 +1,6 @@
 from django.contrib.auth import authenticate, login, logout
 from django.contrib.auth.models import User
-from django.shortcuts import render, redirect
+from django.shortcuts import redirect, render
 
 from comic_auth.forms import LoginForm