Jacks & Cavaliers replaced in Earthman deck w. Maids & Jacks; numerals or numbers + symbols added to cards; migrations made in apps.epic to rename cards; _tarot_fan.html partial updated accordingly

src/apps/epic/migrations/0011_rename_earthman_court_cards.py

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+"""
+Data migration: rename Earthman court cards at positions 11 and 12.
+
+Old naming (from 0010):  Jack (11) / Cavalier (12)
+New naming:              Maid (11) / Jack      (12)
+
+Must rename 11 → Maid first so the "jack-of-*-em" slugs are free
+before the 12s claim them.
+"""
+from django.db import migrations
+
+
+SUITS = ["Wands", "Cups", "Swords", "Coins"]
+
+
+def rename_court_cards(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
+
+    # Step 1: Jack (11) → Maid — frees up jack-of-*-em slugs
+    for suit in SUITS:
+        suit_slug = suit.lower()
+        TarotCard.objects.filter(
+            deck_variant=earthman, number=11, slug=f"jack-of-{suit_slug}-em"
+        ).update(
+            name=f"Maid of {suit}",
+            slug=f"maid-of-{suit_slug}-em",
+        )
+
+    # Step 2: Cavalier (12) → Jack — takes the now-free jack-of-*-em slugs
+    for suit in SUITS:
+        suit_slug = suit.lower()
+        TarotCard.objects.filter(
+            deck_variant=earthman, number=12, slug=f"cavalier-of-{suit_slug}-em"
+        ).update(
+            name=f"Jack of {suit}",
+            slug=f"jack-of-{suit_slug}-em",
+        )
+
+
+def reverse_court_cards(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
+
+    # Step 1: Jack (12) → Cavalier — frees up jack-of-*-em slugs
+    for suit in SUITS:
+        suit_slug = suit.lower()
+        TarotCard.objects.filter(
+            deck_variant=earthman, number=12, slug=f"jack-of-{suit_slug}-em"
+        ).update(
+            name=f"Cavalier of {suit}",
+            slug=f"cavalier-of-{suit_slug}-em",
+        )
+
+    # Step 2: Maid (11) → Jack
+    for suit in SUITS:
+        suit_slug = suit.lower()
+        TarotCard.objects.filter(
+            deck_variant=earthman, number=11, slug=f"maid-of-{suit_slug}-em"
+        ).update(
+            name=f"Jack of {suit}",
+            slug=f"jack-of-{suit_slug}-em",
+        )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("epic", "0010_seed_deck_variants_and_earthman"),
+    ]
+
+    operations = [
+        migrations.RunPython(rename_court_cards, reverse_code=reverse_court_cards),
+    ]