Allow updating task data via a dictionary (#1414)

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

spiffworkflow-backend/src/spiffworkflow_backend/scripts/update_task_data_with_dictionary.py

@@ -0,0 +1,23 @@
+from typing import Any
+
+from spiffworkflow_backend.models.script_attributes_context import ScriptAttributesContext
+from spiffworkflow_backend.scripts.script import Script
+
+
+class UpdateTaskDataWithDictionary(Script):
+    @staticmethod
+    def requires_privileged_permissions() -> bool:
+        """We have deemed this function safe to run without elevated permissions."""
+        return False
+
+    def get_description(self) -> str:
+        return "Updates task data, creating or updating variables named 'key' with 'value' from the given dictionary."
+
+    def run(self, script_attributes_context: ScriptAttributesContext, *args: Any, **kwargs: Any) -> Any:
+        if not args or not isinstance(args[0], dict):
+            raise ValueError("Expected a dictionary as the first argument.")
+        updates = args[0]
+        spiff_task = script_attributes_context.task
+
+        if spiff_task:
+            spiff_task.data.update(updates)