feat(wyatt_app_template): use brickgen

apps/wyatt_app_template/starting_template/lib/presentation/shared/layouts/wyatt_app_template_scaffold.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+
+class WyattAppTemplateScaffold extends StatelessWidget {
+  const WyattAppTemplateScaffold({
+    required this.body,
+    super.key,
+    this.title,
+    this.fabChildren,
+  });
+
+  final Widget? title;
+  final Widget body;
+  final List<Widget>? fabChildren;
+
+  @override
+  Widget build(BuildContext context) => Scaffold(
+        appBar: AppBar(title: title),
+        body: body,
+        floatingActionButton: (fabChildren?.isNotEmpty ?? false)
+            ? Column(
+                mainAxisAlignment: MainAxisAlignment.end,
+                crossAxisAlignment: CrossAxisAlignment.end,
+                children: fabChildren!,
+              )
+            : null,
+      );
+}

apps/wyatt_app_template/starting_template/lib/presentation/shared/widgets/.gitkeep

@@ -0,0 +1 @@
+# just to keep empty folder in brick generation