modify libreoffice impress examples

evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json

@@ -1,12 +1,34 @@
 {
   "id": "a097acff-6266-4291-9fbd-137af7ecd439",
   "snapshot": "libreoffice_impress",
-  "instruction": "Could you help me save my slides to SAVE_PATH?",
+  "instruction": "Could you help me save my slides as pre.pptx on the Desktop?",
   "source": "https://www.youtube.com/watch?v=DDmEvjs4iBw",
-  "config": [],
+  "config": [
+    {
+      "type": "download",
+      "parameters": {
+        "files": [
+          {
+            "url": "https://drive.usercontent.google.com/download?id=1i_-m6mVrdesGJ392bulH5lveHarMwKk_&export=download&authuser=0&confirm=t&uuid=057973d3-52b7-45ac-8151-b2c6a1820f49&at=APZUnTU5SYajgO-YrxdDWSiJRfD4:1705768888387",
+            "path": "Desktop/Secrets-of-Monetizing-Video.pptx"
+          }
+        ]
+      }
+    },
+    {
+      "type": "open",
+      "parameters": {
+        "path": "Desktop/Secrets-of-Monetizing-Video.pptx"
+      }
+    }
+  ],
   "trajectory": "trajectories/",
   "related_apps": [
-    ""
+    "libreoffice_impress"
   ],
-  "evaluator": "evaluation_dir"
-}
+  "evaluator": {
+    "func": "check_file_exists",
+    "file_name": "pre.pptx",
+    "directory": "/home/user/Desktop/"
+  }
+}