added md extension also

app.py

@@ -12,7 +12,7 @@ def clone_repo(repo_url):
     return tmp_dir
 
 def read_repo_files(repo_dir):
-    patterns = ["*.py", "*.js", "*.jsx", "*.ts", "*.tsx", "*.html", "*.json", "*.go", "*.java", "*.vue"]
+    patterns = ["*.py", "*.js", "*.jsx", "*.ts", "*.tsx", "*.html", "*.json", "*.go", "*.java", "*.vue", "*.md"]
     repo_content = []
     for root, _, files in os.walk(repo_dir):
         for pattern in patterns: