fix: reorder hunt endpoint params for SlowAPI

backend/app/api/hunt.py

@@ -129,8 +129,8 @@ async def trends(
 @limiter.limit("30/minute")
 async def keyword_availability(
     request: Request,
-    _user: User = Depends(get_current_user),
     payload: KeywordAvailabilityRequest,
+    _user: User = Depends(get_current_user),
 ):
     # Normalize + cap work for UX/perf
     keywords = []
@@ -172,8 +172,8 @@ async def keyword_availability(
 @limiter.limit("20/minute")
 async def typo_check(
     request: Request,
-    _user: User = Depends(get_current_user),
     payload: TypoCheckRequest,
+    _user: User = Depends(get_current_user),
 ):
     brand = payload.brand.strip()
     typos = generate_typos(brand, limit=min(int(payload.limit) * 4, 400))
@@ -203,8 +203,8 @@ async def typo_check(
 @limiter.limit("15/minute")
 async def brandables(
     request: Request,
-    _user: User = Depends(get_current_user),
     payload: BrandableRequest,
+    _user: User = Depends(get_current_user),
 ):
     pattern = payload.pattern.strip().lower()
     if pattern not in ("cvcvc", "cvccv", "human"):