modify readme showing

app.py

@@ -41,6 +41,13 @@ def read_readme():
     if readme_path.exists():
         with open(readme_path, 'r') as f:
             readme_content = f.read()
+            
+            # Remove metadata block (everything between the first pair of "---")
+            if readme_content.startswith("---"):
+                metadata_end = readme_content.find("---", 3)  # Find the closing "---"
+                if metadata_end != -1:
+                    readme_content = readme_content[metadata_end + 3:].strip()
+            
             return readme_content
     else:
         return "README.md file not found in the project directory."