Add migration for max_file_size_mb default change (100 → 0)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

files/migrations/0002_alter_sharedspace_max_file_size_mb.py

@@ -0,0 +1,19 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('files', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='sharedspace',
+            name='max_file_size_mb',
+            field=models.PositiveIntegerField(
+                default=0,
+                help_text='Maximum file size in MB for uploads (0 = unlimited)',
+            ),
+        ),
+    ]