fix: Update nginx config to use dynamic DNS resolution

- Replace upstream blocks with resolver directive
- Use variables for backend addresses to avoid startup errors
- Simplify configuration with single server block
- Add health check endpoint

server/api/node_modules/argparse/lib/argparse.js

@@ -0,0 +1,14 @@
+'use strict';
+
+module.exports.ArgumentParser = require('./argument_parser.js');
+module.exports.Namespace = require('./namespace');
+module.exports.Action = require('./action');
+module.exports.HelpFormatter = require('./help/formatter.js');
+module.exports.Const = require('./const.js');
+
+module.exports.ArgumentDefaultsHelpFormatter =
+  require('./help/added_formatters.js').ArgumentDefaultsHelpFormatter;
+module.exports.RawDescriptionHelpFormatter =
+  require('./help/added_formatters.js').RawDescriptionHelpFormatter;
+module.exports.RawTextHelpFormatter =
+  require('./help/added_formatters.js').RawTextHelpFormatter;