add support for configuring mail server character set per server. fixes #548

src/paperless_mail/migrations/0008_auto_20210516_0940.py

@@ -0,0 +1,28 @@
+# Generated by Django 3.2.3 on 2021-05-16 09:40
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('paperless_mail', '0007_auto_20210106_0138'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='mailaccount',
+            name='character_set',
+            field=models.CharField(default='UTF-8', help_text="The character set to use when communicating with the mail server, such as 'UTF-8' or 'US-ASCII'.", max_length=256, verbose_name='character set'),
+        ),
+        migrations.AlterField(
+            model_name='mailrule',
+            name='action_parameter',
+            field=models.CharField(blank=True, help_text='Additional parameter for the action selected above, i.e., the target folder of the move to folder action. Subfolders must be separated by dots.', max_length=256, null=True, verbose_name='action parameter'),
+        ),
+        migrations.AlterField(
+            model_name='mailrule',
+            name='folder',
+            field=models.CharField(default='INBOX', help_text='Subfolders must be separated by dots.', max_length=256, verbose_name='folder'),
+        ),
+    ]