diff --git a/apicore/migrations/0010_rename_armour_to_armor.py b/apicore/migrations/0010_rename_armour_to_armor.py
new file mode 100644
index 0000000..8d9307b
--- /dev/null
+++ b/apicore/migrations/0010_rename_armour_to_armor.py
@@ -0,0 +1,17 @@
+# Generated by Django 5.2 on 2026-06-21 21:30
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("apicore", "0009_dataprofessionrecipe_recipe_icon"),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name="dataequipmentvariant",
+            old_name="armour",
+            new_name="armor",
+        ),
+    ]
diff --git a/apicore/models.py b/apicore/models.py
index ebc850a..8c0f830 100644
--- a/apicore/models.py
+++ b/apicore/models.py
@@ -90,7 +90,7 @@ class DataEquipmentVariant(models.Model):
     equipment = models.ForeignKey(DataEquipment, on_delete=models.CASCADE)
     variant = models.CharField(max_length=64)
     stamina = models.PositiveSmallIntegerField()
-    armour = models.PositiveSmallIntegerField()
+    armor = models.PositiveSmallIntegerField()
     strength = models.PositiveSmallIntegerField()
     agility = models.PositiveSmallIntegerField()
     intellect = models.PositiveSmallIntegerField()
diff --git a/apicore/serializers.py b/apicore/serializers.py
index 2a07738..c2e4250 100644
--- a/apicore/serializers.py
+++ b/apicore/serializers.py
@@ -69,7 +69,7 @@ class Meta:
             "equipment",
             "variant",
             "stamina",
-            "armour",
+            "armor",
             "strength",
             "agility",
             "intellect",
diff --git a/apicore/tasks.py b/apicore/tasks.py
index 8449929..844b7f8 100644
--- a/apicore/tasks.py
+++ b/apicore/tasks.py
@@ -90,7 +90,17 @@
 }
 
 _session = requests.Session()
-_session.mount("https://", HTTPAdapter(max_retries=Retry(total=3, backoff_factor=1)))
+_session.mount(
+    "https://",
+    HTTPAdapter(
+        max_retries=Retry(
+            total=5,
+            backoff_factor=1,
+            status_forcelist=[429, 500, 502, 503, 504],
+            allowed_methods=["HEAD", "GET", "POST"],
+        )
+    ),
+)
 
 
 # ---------------------------------------------------------------------------
@@ -129,35 +139,47 @@ def fullAltScan(user_id: str, client: str, secret: str) -> None:
     group(scan_single_alt.s(alt_id, user_id, token) for alt_id in alt_ids).apply_async()
 
 
-@shared_task
-def scan_single_alt(alt_id: int, user_id: str, token: str) -> None:
-    alt = ProfileAlt.objects.get(alt_id=alt_id)
-    user = ProfileUser.objects.get(user_id=user_id)
-    auth_headers = {"Authorization": f"Bearer {token}"}
-
-    char_base = f"{_EU_API_BASE}/profile/wow/character/{alt.alt_realm_slug}/{alt.alt_name.lower()}"
-    endpoints = {
-        "professions": f"{char_base}/professions",
-        "equipment": f"{char_base}/equipment",
-        "mounts": f"{char_base}/collections/mounts",
-        "pets": f"{char_base}/collections/pets",
-    }
-
-    for key, url in endpoints.items():
-        resp = _api_get(url, _PROFILE_PARAMS, auth_headers)
-        if resp.status_code != 200:
-            logger.warning("Blizzard API %s %s", resp.status_code, url)
-            continue
-        if key == "professions":
-            _sync_professions(alt, resp.json(), auth_headers)
-        elif key == "equipment":
-            _sync_equipment(alt, resp.json())
-        elif key == "mounts":
-            _sync_mounts(user, resp.json())
-        elif key == "pets":
-            _sync_pets(user, resp.json())
+@shared_task(bind=True)
+def scan_single_alt(self, alt_id: int, user_id: str, token: str) -> None:
+    try:
+        alt = ProfileAlt.objects.get(alt_id=alt_id)
+        user = ProfileUser.objects.get(user_id=user_id)
+        auth_headers = {"Authorization": f"Bearer {token}"}
 
-    logger.info("Completed alt scan: %s-%s", alt.alt_name, alt.alt_realm_slug)
+        char_base = (
+            f"{_EU_API_BASE}/profile/wow/character/{alt.alt_realm_slug}/{alt.alt_name.lower()}"
+        )
+        endpoints = {
+            "professions": f"{char_base}/professions",
+            "equipment": f"{char_base}/equipment",
+            "mounts": f"{char_base}/collections/mounts",
+            "pets": f"{char_base}/collections/pets",
+        }
+
+        for key, url in endpoints.items():
+            resp = _api_get(url, _PROFILE_PARAMS, auth_headers)
+            if resp.status_code != 200:
+                logger.warning("Blizzard API %s %s", resp.status_code, url)
+                continue
+            if key == "professions":
+                _sync_professions(alt, resp.json(), auth_headers)
+            elif key == "equipment":
+                _sync_equipment(alt, resp.json())
+            elif key == "mounts":
+                _sync_mounts(user, resp.json())
+            elif key == "pets":
+                _sync_pets(user, resp.json())
+
+        logger.info("Completed alt scan: %s-%s", alt.alt_name, alt.alt_realm_slug)
+    except Exception as exc:
+        logger.error(
+            "scan_single_alt failed: alt_id=%s user_id=%s task_id=%s error=%s",
+            alt_id,
+            user_id,
+            self.request.id,
+            exc,
+        )
+        raise
 
 
 def _sync_professions(alt: ProfileAlt, data: dict, auth_headers: dict) -> None:
@@ -298,14 +320,14 @@ def _sync_equipment(alt: ProfileAlt, data: dict) -> None:
 
 def _parse_item_stats(item: dict) -> dict:
     defaults = {v: 0 for v in _STAT_FIELDS.values()}
-    defaults["armour"] = 0
+    defaults["armor"] = 0
 
     for stat in item.get("stats", []):
         field = _STAT_FIELDS.get(stat.get("type", {}).get("type", ""))
         if field:
             defaults[field] = stat.get("value", 0)
 
-    defaults["armour"] = item.get("armor", {}).get("value", 0)
+    defaults["armor"] = item.get("armor", {}).get("value", 0)
     defaults["level"] = item.get("level", {}).get("value", 0)
     defaults["quality"] = item.get("quality", {}).get("name", "")
     return defaults
@@ -595,3 +617,30 @@ def _sync_pet_data(index_data: dict, auth_headers: dict) -> None:
             )
         except (KeyError, TypeError) as exc:
             logger.warning("Failed to parse pet: %s", exc)
+
+
+# ---------------------------------------------------------------------------
+# Maintenance — purge stale profile data
+# ---------------------------------------------------------------------------
+
+
+@shared_task
+def purge_stale_profiles() -> None:
+    now = timezone.now()
+    prof_data_deleted, _ = ProfileAltProfessionData.objects.filter(
+        alt_profession_data_expiry_date__lt=now
+    ).delete()
+    prof_deleted, _ = ProfileAltProfession.objects.filter(
+        alt_profession_expiry_date__lt=now
+    ).delete()
+    equip_deleted, _ = ProfileAltEquipment.objects.filter(
+        alt_equipment_expiry_date__lt=now
+    ).delete()
+    alt_deleted, _ = ProfileAlt.objects.filter(alt_expiry_date__lt=now).delete()
+    logger.info(
+        "purge_stale_profiles: deleted %d profession_data, %d professions, %d equipment, %d alts",
+        prof_data_deleted,
+        prof_deleted,
+        equip_deleted,
+        alt_deleted,
+    )
diff --git a/backend/settings.py b/backend/settings.py
index 02813c7..1f7d0d0 100644
--- a/backend/settings.py
+++ b/backend/settings.py
@@ -106,6 +106,13 @@
     "apicore.tasks.scan_single_alt": {"queue": "alt_scan"},
 }
 
+CELERY_BEAT_SCHEDULE = {
+    "purge-stale-profiles-daily": {
+        "task": "apicore.tasks.purge_stale_profiles",
+        "schedule": 86400,
+    },
+}
+
 REST_FRAMEWORK = {
     "DEFAULT_PAGINATION_CLASS": "rest_framework.pagination.PageNumberPagination",
     "PAGE_SIZE": 100,
diff --git a/docker-compose.yml b/docker-compose.yml
index 61fb278..9bf2e57 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -69,6 +69,19 @@ services:
       redis:
         condition: service_started
 
+  beat:
+    build: .
+    command: celery -A backend beat -l info
+    volumes:
+      - .:/app
+    env_file:
+      - .env
+    depends_on:
+      db:
+        condition: service_healthy
+      redis:
+        condition: service_started
+
 volumes:
   db_data:
   media_data:
diff --git a/readme.md b/readme.md
index 6563b96..36b59c2 100644
--- a/readme.md
+++ b/readme.md
@@ -5,6 +5,8 @@
 [![codecov](https://codecov.io/gh/joefarrelly/FazzToolsAPI/graph/badge.svg)](https://codecov.io/gh/joefarrelly/FazzToolsAPI)
 [![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
 
+**Suite:** [Backend](https://github.com/joefarrelly/FazzToolsAPI) · [Frontend](https://github.com/joefarrelly/FazzToolsFrontend) · [Addon](https://github.com/joefarrelly/FazzToolsScraper)
+
 Django REST Framework backend for **FazzTools** — a World of Warcraft companion app.
 
 Syncs character data (professions, equipment, mounts, pets) from the Blizzard Battle.net API and parses WoW Lua addon exports to serve keybind data.