feat: 新增科研软件 benchmark 任务数据

- 新增 avogadro/imagej/jade/origin/ovito/pymol/vesta 等科研软件任务 JSON
- 修改 vllm_eval.py，修改图片文件名称为第x步
- desktop_env.py 添加额外数据参数 config 和 metadata

evaluation_examples/examples/ovito/aspherical_particles_task1.json

@@ -0,0 +1,44 @@
+{
+  "id": "aspherical_particles_task1",
+  "snapshot": "ovito",
+  "instruction": "在 OVITO 中，为粒子指定球形形状。",
+  "source": "custom",
+  "config": [
+    {
+      "type": "launch",
+      "parameters": {
+        "command": [
+          "C:\\OVITO Basic\\ovito.exe"
+        ]
+      }
+    },
+    {
+      "type": "sleep",
+      "parameters": {
+        "seconds": 5
+      }
+    }
+  ],
+  "trajectory": "trajectories/",
+  "related_apps": [
+    "ovito"
+  ],
+  "evaluator": {
+    "postconfig": [
+      {
+        "type": "sleep",
+        "parameters": {
+          "seconds": 3
+        }
+      }
+    ],
+    "func": "vllm_eval"
+  },
+  "proxy": false,
+  "fixed_ip": false,
+  "possibility_of_env_change": "low",
+  "metadata": {
+    "input_files": [],
+    "steps": "1. 打开 OVITO 软件。\n2. 选择 File → New 或打开一个现有的粒子数据文件。\n3. 在 'Pipeline' 界面选择 'Particles' 可视化元素。\n4. 转到 'Particle types' 面板，将粒子形状调整为 Sphere（球形）。\n5. 确认并应用更改，确保形状为球形并更新可视化。"
+  }
+}