Fix OS examples annotated by Yitao

evaluation_examples/examples/os/7688b85f-87a4-4e4a-b2f8-f3d6c3f29b82.json

@@ -1,13 +1,21 @@
 {
     "id": "7688b85f-87a4-4e4a-b2f8-f3d6c3f29b82",
     "snapshot": "os",
-    "instruction": "Can you move the file with the path '/test.txt' to the directory with the path '/dir1'?",
+    "instruction": "Can you move the file with the path 'todo.txt' to the directory with the path 'done'?",
     "source": "https://ubuntu.com/tutorials/command-line-for-beginners#5-moving-and-manipulating-files",
     "config": [
       {
         "type": "execute",
         "parameters": {
-          "command": "touch /test.txt && mkdir /dir1"
+          "command": "echo 'password' | sudo -S touch ~/Desktop/todo.txt && sudo mkdir ~/Desktop/done",
+          "shell": true
+        }
+      },
+      {
+        "type": "execute",
+        "parameters": {
+          "command": "echo 'password' | sudo -S chmod 777 ~/Desktop/todo.txt && sudo chmod 777 ~/Desktop/done",
+          "shell": true
         }
       }
     ],
@@ -19,14 +27,13 @@
       "func": "exact_match",
       "result": {
         "type": "vm_command_line",
-        "config": {
-          "command": "if [ -f '/dir/test.txt' ]; then echo 'File exists.'; else echo 'File does not exist.'; fi"
-        }
+        "command": "if [ -f ~/Desktop/done/todo.txt ]; then echo 'File exists.'; else echo 'File does not exist.'; fi",
+        "shell": true
       },
       "expected": {
         "type": "rule",
         "rules":{
-          "expected": "File exists."
+          "expected": "File exists.\n"
         }
       }
     }