touchups on the scripts

backend/scripts/test_runner.dart

@@ -9,24 +9,45 @@ void main() async {
 
   final backendPath = '$projectRootPath/backend';
   // Start the server
-  print('Starting Dart Frog server...');
+  print('🐸 Building Dart Frog server...');
   final build = await Process.start(
     'dart_frog',
     ['build'],
     workingDirectory: backendPath,
-    mode: ProcessStartMode.inheritStdio,
   );
 
-  List<String> serverLogs = [];
+  if (await build.exitCode != 0) {
+    stdout.writeln('💀 Failed to build backend:');
+
+    for (final element in [build.stdout, build.stderr]) {
+      element
+        ..transform(const SystemEncoding().decoder)
+        ..listen((line) => stdout.write(line));
+    }
+    stdout.writeln();
+    exit(1);
+  }
+
+  final serverLogs = <String>[];
   final server = await Process.start('dart', ['build/bin/server.dart'], workingDirectory: backendPath);
-  server.stdout.transform(const SystemEncoding().decoder).listen((line) => serverLogs.add(line));
-  server.stderr.transform(const SystemEncoding().decoder).listen((line) => serverLogs.add(line));
+  server.stdout.transform(const SystemEncoding().decoder).listen(serverLogs.add);
+  server.stderr.transform(const SystemEncoding().decoder).listen(serverLogs.add);
+  unawaited(
+    server.exitCode.then((code) async {
+      if (code != 0) {
+        stdout
+          ..writeln('💀 Failed to run backend:\n')
+          ..write(serverLogs.join('\n'));
+        exit(1);
+      }
+    }),
+  );
 
   // Wait for server to be ready
-  print('Waiting for server to be ready...');
+  print('⏲️ Waiting for server to be ready...');
   await _waitForServer();
 
-  print('Running tests...');
+  print('🤞 Running tests...');
   try {
     // Run the tests
     final testResult = await Process.run('dart', ['test', '$backendPath/test_e2e/tests/']);
@@ -39,12 +60,14 @@ void main() async {
     if (testResult.exitCode != 0) {
       final sub = serverLogs.length > 10 ? serverLogs.length - 10 : 0;
       stdout.write("Server logs:\n${serverLogs.sublist(sub).join('\n')}");
+    } else {
+      stdout.writeln("💨 Passed like a light breeze 😮‍💨");
     }
 
     // Exit with the same code as the test process
     exit(testResult.exitCode);
   } catch (e) {
-    print('Error running tests: $e');
+    print('💩 Error running tests 💩: $e');
     build.kill();
     server.kill();