inital ai hub implementation

src/state.py

@@ -33,6 +33,22 @@ class CliStateStore:
         value = self.get("last_training_job")
         return str(value) if value else None
 
+    def get_last_model_artifact(self) -> str | None:
+        value = self.get("last_model_artifact")
+        return str(value) if value else None
+
+    def get_last_quantized_model_id(self) -> str | None:
+        value = self.get("last_quantized_model_id")
+        return str(value) if value else None
+
+    def get_last_compiled_model_id(self) -> str | None:
+        value = self.get("last_compiled_model_id")
+        return str(value) if value else None
+
+    def get_last_downloaded_model(self) -> str | None:
+        value = self.get("last_downloaded_model")
+        return str(value) if value else None
+
     def set_last_training_job(self, job_name: str) -> None:
         self.update(last_training_job=job_name)