Record catalog normalization in changelog

backend/search/catalog.py

@@ -19,6 +19,12 @@ LEGAL_FORCE_BY_DOCUMENT_TYPE = {
     "resolution": "subordinate",
 }
 CATALOGS = {"document_type": DOCUMENT_TYPES, "status": STATUSES, "authority": AUTHORITIES, "legal_force": LEGAL_FORCE_LEVELS}
+DOCUMENT_TYPE_ALIASES = {
+    ("Положение", "Положение"): "provision",
+    ("Конституционный закон", "Конституционный закон"): "constitutional_law",
+    ("Указ", "Жарлыгы"): "decree",
+    ("устав", None): "charter",
+}
 
 
 def labels(category: str, code: str) -> dict[str, str]:
@@ -33,8 +39,10 @@ def source_code(category: str, value: dict | None) -> str:
     pair = ((value or {}).get("ru"), (value or {}).get("ky"))
     if pair == (None, None):
         return "unspecified"
+    if category == "document_type" and pair in DOCUMENT_TYPE_ALIASES:
+        return DOCUMENT_TYPE_ALIASES[pair]
     for code, expected in CATALOGS[category].items():
-        if pair == expected or category == "document_type" and code == "provision" and pair == ("Положение", "Положение"):
+        if pair == expected:
             return code
     # ponytail: uncurated source types share one filter; add reviewed codes when separate filtering is needed.
     if category == "document_type":