Add get_secret script (#94)

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

@@ -0,0 +1,25 @@
+"""Get_secret."""
+from typing import Any
+
+from spiffworkflow_backend.models.script_attributes_context import (
+    ScriptAttributesContext,
+)
+from spiffworkflow_backend.scripts.script import Script
+from spiffworkflow_backend.services.secret_service import SecretService
+
+
+class GetSecret(Script):
+    """GetSecret."""
+
+    def get_description(self) -> str:
+        """Get_description."""
+        return """Returns the value for a previously configured secret."""
+
+    def run(
+        self,
+        script_attributes_context: ScriptAttributesContext,
+        *args: Any,
+        **kwargs: Any
+    ) -> Any:
+        """Run."""
+        return SecretService.get_secret(args[0]).value