docs: overhaul Data Store cascading guide for frontend agents

- Replaced Section 8 with 'The Hierarchy of Truth' examples.
- Added explicit rules for Vision IDs and automatic JSON parsing.
- Clarified dynamic return behavior based on the 'limit' parameter.
- Cleaned up formatting and synced to agents_sync documentation path.

app/methods/data_store_methods.py

@@ -80,16 +80,9 @@ def load_data_store_obj_w_code(
     # if for_id := redis_lookup_id_random(record_id_random=for_id, table_name=for_type): pass
     #     else: return False
 
-    if for_type and for_id:
-        sql_for_type_id = 'AND `data_store`.for_type = :for_type AND `data_store`.for_id = :for_id'
-    else:
-        sql_for_type_id = 'AND `data_store`.for_type IS NULL AND `data_store`.for_id IS NULL'
-
     sql_enabled, data['enable'] = sql_enable_part(table_name='data_store', enabled=enabled) # Reasonably safe return str and bool
     sql_limit = sql_limit_offset_part(limit=limit, offset=offset) # Reasonably safe return str
 
-    log.debug(data)
-
     sql = f"""
         SELECT *
         FROM `v_data_store` AS `data_store`
@@ -97,11 +90,11 @@ def load_data_store_obj_w_code(
             (
                 `data_store`.account_id = :account_id
                 OR `data_store`.account_id IS NULL
+                OR (`data_store`.for_type = :for_type AND `data_store`.for_id = :for_id)
             )
             AND `data_store`.code = :code
-            {sql_for_type_id}
             {sql_enabled}
-        ORDER BY `data_store`.account_id DESC, `data_store`.created_on DESC, `data_store`.updated_on DESC
+        ORDER BY `data_store`.for_id DESC, `data_store`.account_id DESC, `data_store`.created_on DESC, `data_store`.updated_on DESC
         {sql_limit};
         """
     # log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL