...

server_webdav.py

@@ -53,7 +53,7 @@ class MarkdownEditorApp:
         
         config = {
             'host': self.config['server']['host'],
-            'port': self.config['server']['port'],
+            'port': int(os.environ.get('PORT', self.config['server']['port'])),
             'provider_mapping': provider_mapping,
             'verbose': self.config['webdav'].get('verbose', 1),
             'logging': {
@@ -179,7 +179,7 @@ def main():
     
     # Get server config
     host = app.config['server']['host']
-    port = app.config['server']['port']
+    port = int(os.environ.get('PORT', app.config['server']['port']))
     
     print(f"\nServer starting on http://{host}:{port}")
     print(f"\nAvailable collections:")