diff --git a/merge_yaml.py b/merge_yaml.py
new file mode 100644
index 0000000..e9cff7e
--- /dev/null
+++ b/merge_yaml.py
@@ -0,0 +1,35 @@
+
+#!/usr/bin/env python3
+import yaml
+import sys
+import json
+from collections.abc import Mapping
+
+def deep_merge_yaml(dict1, dict2):
+    result = dict1.copy()
+    for key, value in dict2.items():
+        if key in result:
+            if isinstance(result[key], list) and isinstance(value, list):
+                result[key] = result[key] + value
+            elif isinstance(result[key], Mapping) and isinstance(value, Mapping):
+                result[key] = deep_merge_yaml(result[key], value)
+            else:
+                result[key] = value
+        else:
+            result[key] = value
+    return result
+
+def main():
+    input_data = json.load(sys.stdin)
+    file1 = input_data["file1"]
+    file2 = input_data["file2"]
+
+    with open(file1, "r") as f1, open(file2, "r") as f2:
+        yaml1 = yaml.safe_load(f1)
+        yaml2 = yaml.safe_load(f2)
+
+    merged = deep_merge_yaml(yaml1, yaml2)
+    print(json.dumps({"merged_yaml": yaml.dump(merged, sort_keys=False)}))
+
+if __name__ == "__main__":
+    main()