Add app source and tests

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

lib/Peach/see/history/History.dart

@@ -0,0 +1,15 @@
+import 'package:flutter/cupertino.dart';
+
+import '../../about/internal/application/DeploymentRecord.dart';
+import 'HistoryState.dart';
+
+class History extends StatefulWidget {
+  /// Seeded by the caller so the timeline paints immediately; the ViewModel
+  /// re-reads it on open.
+  final List<DeploymentRecord> history;
+
+  const History({super.key, this.history = const []});
+
+  @override
+  State<History> createState() => HistoryState();
+}