docs: add docs for outposts

passbook/outposts/migrations/0005_auto_20200909_1733.py

@@ -0,0 +1,22 @@
+# Generated by Django 3.1.1 on 2020-09-09 17:33
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_outposts", "0004_auto_20200830_1056"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="outpost",
+            name="deployment_type",
+            field=models.TextField(
+                choices=[("custom", "Custom")],
+                default="custom",
+                help_text="Select between passbook-managed deployment types or a custom deployment.",
+            ),
+        ),
+    ]