Update app.py

app.py

@@ -16,8 +16,8 @@ def fetch_github_file(github_url, ssh_private_key):
         ssh = paramiko.SSHClient()
         ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 
-        # Ensure the SSH key is properly stripped of any leading/trailing whitespace
-        ssh_private_key = ssh_private_key.strip()
+        # Clean up the SSH key
+        ssh_private_key = '\n'.join(line.strip() for line in ssh_private_key.splitlines() if line.strip())
         
         # Load the private key
         private_key = paramiko.RSAKey.from_private_key(io.StringIO(ssh_private_key))