first commit

lib/components/first_page_progress_indicator.dart

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+import 'package:flutter/material.dart';
+
+// Taken from https://github.com/EdsonBueno/infinite_scroll_pagination/blob/983763669fe7247682cd64f0f8f5d6c6f96d75d3/lib/src/ui/default_indicators/first_page_progress_indicator.dart
+// Made CircularProgressIndicator adaptive
+
+class FirstPageProgressIndicator extends StatelessWidget {
+  const FirstPageProgressIndicator({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) => const Padding(
+        padding: EdgeInsets.all(32),
+        child: Center(
+          child: CircularProgressIndicator.adaptive(),
+        ),
+      );
+}