BMI calculator example (#130)

bmi_calculator/lib/result/result_page.dart

@@ -0,0 +1,35 @@
+import 'package:bmi_calculator/body_model.dart';
+import 'package:bmi_calculator/palette.dart';
+import 'package:bmi_calculator/result/result_body_widget.dart';
+import 'package:flutter/material.dart';
+
+import '../bmi_calculator.dart';
+
+class ResultPage extends StatelessWidget {
+  final BodyModel model;
+
+  const ResultPage({
+    super.key,
+    required this.model,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final result = calculateBMI(bodyModel: model);
+
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('RESULT'),
+        backgroundColor: Palette.background,
+        leading: IconButton(
+          onPressed: () {
+            // Navigate back to previous page
+            Navigator.pop(context);
+          },
+          icon: const Icon(Icons.arrow_back_ios),
+        ),
+      ),
+      body: ResultBodyWidget(result: result),
+    );
+  }
+}