refactor: Refactor storage and new serve template (#947)

dbgpt/util/config_utils.py

@@ -0,0 +1,32 @@
+from functools import cache
+from typing import Any, Dict, Optional
+
+
+class AppConfig:
+    def __init__(self):
+        self.configs = {}
+
+    def set(self, key: str, value: Any) -> None:
+        """Set config value by key
+        Args:
+            key (str): The key of config
+            value (Any): The value of config
+        """
+        self.configs[key] = value
+
+    def get(self, key, default: Optional[Any] = None) -> Any:
+        """Get config value by key
+
+        Args:
+            key (str): The key of config
+            default (Optional[Any], optional): The default value if key not found. Defaults to None.
+        """
+        return self.configs.get(key, default)
+
+    @cache
+    def get_all_by_prefix(self, prefix) -> Dict[str, Any]:
+        """Get all config values by prefix
+        Args:
+            prefix (str): The prefix of config
+        """
+        return {k: v for k, v in self.configs.items() if k.startswith(prefix)}