删除lpmmconfig.py和raw_processing.py文件，移除不再使用的配置和数据加载逻辑

src/chat/knowledge/lpmmconfig.py

@@ -1,21 +0,0 @@
-PG_NAMESPACE = "paragraph"
-ENT_NAMESPACE = "entity"
-REL_NAMESPACE = "relation"
-
-RAG_GRAPH_NAMESPACE = "rag-graph"
-RAG_ENT_CNT_NAMESPACE = "rag-ent-cnt"
-RAG_PG_HASH_NAMESPACE = "rag-pg-hash"
-
-# 无效实体
-INVALID_ENTITY = [
-    "",
-    "你",
-    "他",
-    "她",
-    "它",
-    "我们",
-    "你们",
-    "他们",
-    "她们",
-    "它们",
-]

src/chat/knowledge/raw_processing.py

@@ -1,48 +0,0 @@
-import json
-import os
-
-from .global_logger import logger
-from .lpmmconfig import global_config
-from src.chat.knowledge.utils.hash import get_sha256
-
-
-def load_raw_data(path: str = None) -> tuple[list[str], list[str]]:
-    """加载原始数据文件
-
-    读取原始数据文件，将原始数据加载到内存中
-
-    Args:
-        path: 可选，指定要读取的json文件绝对路径
-
-    Returns:
-        - raw_data: 原始数据列表
-        - sha256_list: 原始数据的SHA256集合
-    """
-    # 读取指定路径或默认路径的json文件
-    json_path = path if path else global_config["persistence"]["raw_data_path"]
-    if os.path.exists(json_path):
-        with open(json_path, "r", encoding="utf-8") as f:
-            import_json = json.loads(f.read())
-    else:
-        raise Exception(f"原始数据文件读取失败: {json_path}")
-    """
-    import_json 内容示例：
-    import_json = ["The capital of China is Beijing. The capital of France is Paris.",]
-    """
-    raw_data = []
-    sha256_list = []
-    sha256_set = set()
-    for item in import_json:
-        if not isinstance(item, str):
-            logger.warning("数据类型错误：{}".format(item))
-            continue
-        pg_hash = get_sha256(item)
-        if pg_hash in sha256_set:
-            logger.warning("重复数据：{}".format(item))
-            continue
-        sha256_set.add(pg_hash)
-        sha256_list.append(pg_hash)
-        raw_data.append(item)
-    logger.info("共读取到{}条数据".format(len(raw_data)))
-
-    return sha256_list, raw_data