refactor: refactoring old code

legacy/resolver/astar.py

@@ -0,0 +1,15 @@
+from typing import Iterator
+from .common import Resolver, ResolverRequest, ResolverResult, ResultPriority
+from ..dataset import DataSet
+
+class AStarResolver(Resolver):
+    """
+    A resolver that uses A* algorithm to find the best matching circuit.
+    """
+
+    def __init__(self, dataset: DataSet):
+        pass
+
+    
+    def resolve(self, request: ResolverRequest) -> Iterator[ResolverResult]:
+        pass