On approving an IndieAuth request, actually generate an auth code and redirect

lemonauth/migrations/0001_initial.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2017-10-29 05:05
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='IndieAuthCode',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('code', models.CharField(max_length=64, unique=True)),
+                ('me', models.CharField(max_length=255)),
+                ('client_id', models.CharField(max_length=255)),
+                ('redirect_uri', models.CharField(max_length=255)),
+                ('response_type', models.CharField(choices=[('id', 'id'), ('code', 'code')], default='id', max_length=4)),
+                ('scope', models.CharField(blank=True, max_length=200)),
+            ],
+        ),
+    ]