many deck changes, including pentacles to crowns, middle arcana, and major arcana fa icons

src/apps/epic/migrations/0024_earthman_pentacles_to_crowns.py

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+"""
+Data migration: rename Earthman 4th-suit cards from PENTACLES → CROWNS.
+
+Updates for every Earthman card where suit="PENTACLES":
+  - suit:  "PENTACLES" → "CROWNS"
+  - name:  " of Pentacles" → " of Crowns"
+  - slug:  "pentacles" → "crowns"
+"""
+from django.db import migrations
+
+
+def pentacles_to_crowns(apps, schema_editor):
+    TarotCard   = apps.get_model("epic", "TarotCard")
+    DeckVariant = apps.get_model("epic", "DeckVariant")
+    earthman = DeckVariant.objects.filter(slug="earthman").first()
+    if not earthman:
+        return
+    for card in TarotCard.objects.filter(deck_variant=earthman, suit="PENTACLES"):
+        card.suit = "CROWNS"
+        card.name = card.name.replace(" of Pentacles", " of Crowns")
+        card.slug = card.slug.replace("pentacles", "crowns")
+        card.save(update_fields=["suit", "name", "slug"])
+
+
+def crowns_to_pentacles(apps, schema_editor):
+    TarotCard   = apps.get_model("epic", "TarotCard")
+    DeckVariant = apps.get_model("epic", "DeckVariant")
+    earthman = DeckVariant.objects.filter(slug="earthman").first()
+    if not earthman:
+        return
+    for card in TarotCard.objects.filter(deck_variant=earthman, suit="CROWNS"):
+        card.suit = "PENTACLES"
+        card.name = card.name.replace(" of Crowns", " of Pentacles")
+        card.slug = card.slug.replace("crowns", "pentacles")
+        card.save(update_fields=["suit", "name", "slug"])
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("epic", "0023_tarotcard_icon_alter_tarotcard_arcana_and_more"),
+    ]
+
+    operations = [
+        migrations.RunPython(pentacles_to_crowns, reverse_code=crowns_to_pentacles),
+    ]