docs+site_domain: Add guidance for restoring access_key validation in site_domain lookup; stage recent user/auth changes and frontend guide updates

app/routers/user.py

@@ -223,7 +223,8 @@ async def user_new_auth_key(
 # NOTE: Should this be divided into username/password and user ID/auth key endpoints? Probably vote 2x
 # Updated 2021-10-06
 # NOTE: This is actively in use 2026-03-24 -Scott
-# This is marked for deprecation and must be migrated to Aether API v3 standards!@router.get('/user/authenticate', response_model=Resp_Body_Base)
+# This is marked for deprecation and must be migrated to Aether API v3 standards!
+@router.get('/user/authenticate', response_model=Resp_Body_Base)
 async def user_authenticate(
         null_account_id: bool = False,
         user_id: Optional[str] = Query(None, min_length=11, max_length=22),
@@ -417,14 +418,14 @@ async def user_verify_password(
     account_id = commons.x_account_id
 
     log.debug(user_obj)
-    log.debug(user_obj.id_random)
+    log.debug(user_obj.id)
     log.debug(user_obj.current_password)
     log.debug(user_obj.username)
 
     if current_password := user_obj.current_password: pass
     else: return mk_resp(data=False, status_code=400, status_message='The current password to verify is required.', response=commons.response) # Bad Request
 
-    if user_id_random := user_obj.id_random: # Use id_random instead of user_id_random when getting from User model.
+    if user_id_random := user_obj.id: # Vision ID: User_Base uses 'id' (not 'id_random') for the random string.
         log.info(f'Using the user ID to look up the user. User ID: {user_id_random}')
         # NOTE: Not doing a redis lookup since we have to look up the record again. Redis lookup may save or add an insignificant amount of time.
         user_data = {}