운영 지표와 지원 요청 저장소 추가

apps/api/app/services/support_tickets.py

@@ -0,0 +1,31 @@
+"""Support-ticket helpers shared across user and admin routes."""
+
+from __future__ import annotations
+
+import hashlib
+import json
+import re
+
+_SPACE_RE = re.compile(r"\s+")
+
+
+def _normalize_fingerprint_part(value: str | None) -> str:
+    return _SPACE_RE.sub(" ", (value or "").strip().lower())
+
+
+def support_ticket_fingerprint(
+    *,
+    category: str,
+    subject: str,
+    body: str,
+    source_path: str,
+) -> str:
+    """Return a stable hash for exact-ish duplicate support-ticket hints."""
+    payload = {
+        "body": _normalize_fingerprint_part(body),
+        "category": _normalize_fingerprint_part(category),
+        "source_path": _normalize_fingerprint_part(source_path),
+        "subject": _normalize_fingerprint_part(subject),
+    }
+    encoded = json.dumps(payload, ensure_ascii=False, sort_keys=True, separators=(",", ":")).encode("utf-8")
+    return hashlib.sha256(encoded).hexdigest()