[#40] Bulk PDF export

- backend changes

backend/right_tree/api/migrations/0014_address_export_questionnaire.py

@@ -0,0 +1,49 @@
+# Generated by Django 3.2.17 on 2023-02-21 01:38
+
+import django.contrib.gis.db.models.fields
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0013_zone_tooltiptext'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Address',
+            fields=[
+                ('ogc_fid', models.AutoField(primary_key=True, serialize=False)),
+                ('address_number', models.IntegerField()),
+                ('suburb_locality_ascii', models.CharField(max_length=255)),
+                ('town_city_ascii', models.CharField(max_length=255)),
+                ('full_road_name_ascii', models.CharField(max_length=255)),
+                ('wkb_geometry', django.contrib.gis.db.models.fields.PointField(srid=4326)),
+                ('full_address', models.CharField(max_length=500)),
+            ],
+            options={
+                'db_table': 'linz"."nz_street_address',
+                'managed': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='Questionnaire',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('location', django.contrib.gis.db.models.fields.PointField(srid=4326)),
+                ('soil_variant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='api.soilvariant')),
+                ('zone', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='api.zone')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Export',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('creation_date', models.DateTimeField()),
+                ('completion_date', models.DateTimeField(null=True)),
+                ('questionnaires', models.ManyToManyField(to='api.Questionnaire')),
+            ],
+        ),
+    ]