Allow to filter with multiple strings

src/simstadt/results/base.py

@@ -189,9 +189,9 @@ class SimStadtResults(ABC):
     def get_all_by_extension(self, ext: str) -> list[Path]:
         return [f for f in sorted(self.output_files) if f.suffix == ext]
 
-    def get_unique_by_extension(self, ext: str, filter: str | None = None) -> Path:
+    def get_unique_by_extension(self, ext: str, *filters: str) -> Path:
         files_by_extension = self.get_all_by_extension(ext)
-        if filter:
+        for filter in filters:
             files_by_extension = [f for f in files_by_extension if filter in f.name]
         if len(files_by_extension) == 0:
             raise ValueError(f"Workflow didn't seem to have returned any {ext} file!")