fix(backend): use model_validate instead of model_construct for AgentInput/OutputBlock

Agent-Logs-Url: https://github.com/Significant-Gravitas/AutoGPT/sessions/cca18525-f4df-4eef-898e-1b3cb2ba7600

Co-authored-by: ntindle <8845353+ntindle@users.noreply.github.com>

autogpt_platform/backend/backend/data/graph.py

@@ -329,33 +329,30 @@ class BaseGraph(GraphBaseMeta):
         schema_fields: list[AgentInputBlock.Input | AgentOutputBlock.Input] = []
         for type_class, input_default in props:
             try:
-                schema_fields.append(type_class.model_construct(**input_default))
+                schema_fields.append(type_class.model_validate(input_default))
             except Exception as e:
                 logger.error(f"Invalid {type_class}: {input_default}, {e}")
 
-        try:
-            return {
-                "type": "object",
-                "properties": {
-                    p.name: {
-                        **{
-                            k: v
-                            for k, v in p.generate_schema().items()
-                            if k not in ["description", "default"]
-                        },
-                        "secret": p.secret,
-                        # Default value has to be set for advanced fields.
-                        "advanced": p.advanced and p.value is not None,
-                        "title": p.title or p.name,
-                        **({"description": p.description} if p.description else {}),
-                        **({"default": p.value} if p.value is not None else {}),
-                    }
-                    for p in schema_fields
-                },
-                "required": [p.name for p in schema_fields if p.value is None],
-            }
-        except AttributeError as e:
-            raise ValueError(str(e)) from e
+        return {
+            "type": "object",
+            "properties": {
+                p.name: {
+                    **{
+                        k: v
+                        for k, v in p.generate_schema().items()
+                        if k not in ["description", "default"]
+                    },
+                    "secret": p.secret,
+                    # Default value has to be set for advanced fields.
+                    "advanced": p.advanced and p.value is not None,
+                    "title": p.title or p.name,
+                    **({"description": p.description} if p.description else {}),
+                    **({"default": p.value} if p.value is not None else {}),
+                }
+                for p in schema_fields
+            },
+            "required": [p.name for p in schema_fields if p.value is None],
+        }
 
 
 class GraphTriggerInfo(BaseModel):