feat: Add Decision class to langflow schema

src/backend/base/langflow/schema/__init__.py

@@ -1,4 +1,5 @@
 from .dotdict import dotdict
 from .schema import Record
+from .decision import Decision
 
-__all__ = ["Record", "dotdict"]
+__all__ = ["Record", "dotdict", "Decision"]

src/backend/base/langflow/schema/decision.py

@@ -0,0 +1,30 @@
+from pydantic import field_validator, BaseModel
+from typing import Any
+
+
+class Decision(BaseModel):
+    """
+    Represents a decision made in the Graph.
+
+    Attributes:
+        path (str): The path to take as a result of the decision.
+        result (dict): The result of the decision.
+    """
+
+    path: str
+    result: Any
+
+    @field_validator("path")
+    def validate_path(cls, value: str) -> str:
+        """
+        Validates the path.
+
+        Args:
+            value (str): The path to validate.
+
+        Returns:
+            str: The validated path.
+        """
+        if isinstance(value, str):
+            return value
+        return str(value)