edit pub eval readme

PUBLIC_EVALUATION_GUIDELINE.md

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 # Public Evaluation Platform User Guide
 
+
 We have built an AWS-based platform for large-scale parallel evaluation of OSWorld tasks. The system follows a Host-Client architecture:
 
 - **Host Instance**: The central controller that stores code, configurations, and manages task execution.
@@ -7,6 +8,7 @@ We have built an AWS-based platform for large-scale parallel evaluation of OSWor
 
 All instances use a preconfigured AMI to ensure a consistent environment.
 
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 ## 1. Platform Deployment & Connection
 
 ### 1.1 Launch the Host Instance
@@ -78,6 +80,7 @@ In the **Access keys** section, click **"Create access key"** to generate your o
 
 <img src="./assets/pubeval5.png" alt="pubeval5" style="width: 80%;" />
 
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 ## 2. Environment Setup
 
 ### 2.1 Google Drive Integration
@@ -117,6 +120,7 @@ export AWS_SUBNET_ID="subnet-0a4b0c5b8f6066712"
 export AWS_SECURITY_GROUP_ID="sg-08a53433e9b4abde6"
 ```
 
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 ## 3. Running Evaluations
 
 Use the `run_multienv_xxx.py` scripts to launch tasks in parallel.
@@ -143,6 +147,7 @@ Key Parameters:
 - `--test_all_meta_path`: Path to the test set metadata
 - `--region`: AWS region
 
+
 ## 4. Viewing Results
 
 ### 4.1 Web Monitoring Tool