Initial commit: watch-together phases 0-4 + presence hardening, internet-tested

packages/server/bin/server.dart

@@ -0,0 +1,47 @@
+import 'dart:io';
+
+import 'package:args/args.dart';
+import 'package:logging/logging.dart' as pkg_logging;
+import 'package:sync_relay_core/core.dart';
+import 'package:sync_relay_server/server.dart';
+
+Future<void> main(List<String> args) async {
+  final parser = ArgParser()
+    ..addOption('port', abbr: 'p', defaultsTo: '8080')
+    ..addOption('secret', defaultsTo: 'change-me')
+    ..addOption('name', defaultsTo: 'room')
+    ..addOption('media', defaultsTo: '')
+    ..addOption('advertise-host', defaultsTo: '127.0.0.1')
+    ..addOption('config')
+    ..addFlag('help', abbr: 'h', negatable: false);
+  final parsed = parser.parse(args);
+  if (parsed['help'] as bool) {
+    // ignore: avoid_print
+    print(parser.usage);
+    return;
+  }
+
+  initLogging(level: pkg_logging.Level.INFO);
+  AppConfig config;
+  final configPath = parsed['config'] as String?;
+  if (configPath != null) {
+    config = await AppConfig.loadFile(configPath);
+  } else {
+    config = AppConfig(
+      port: int.tryParse('${parsed['port']}') ?? 8080,
+      secret: '${parsed['secret']}',
+      name: '${parsed['name']}',
+      mediaPath: '${parsed['media']}',
+      advertiseHost: '${parsed['advertise-host']}',
+    );
+  }
+
+  final server = RoomServer(config);
+  await server.start();
+
+  // ignore: avoid_print
+  print('READY port=${server.boundPort} room=${config.name}');
+
+  await ProcessSignal.sigint.watch().first;
+  await server.stop();
+}