finished markdown editor and formatting on view note screen

refilc_mobile_ui/lib/common/outlined_round_button.dart

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+import 'package:flutter/material.dart';
+
+class OutlinedRoundButton extends StatelessWidget {
+  final Widget child;
+  final double size;
+  final Function()? onTap;
+  final EdgeInsets padding;
+
+  const OutlinedRoundButton({
+    super.key,
+    required this.child,
+    this.size = 35.0,
+    this.onTap,
+    this.padding = const EdgeInsets.all(5.0),
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: onTap,
+      child: Container(
+        width: size,
+        height: size,
+        decoration: BoxDecoration(
+          color: Theme.of(context).colorScheme.background,
+          border: Border.all(
+            color: Theme.of(context).colorScheme.secondary.withOpacity(0.1),
+            width: 1.1,
+          ),
+          borderRadius: BorderRadius.circular(8.0),
+        ),
+        alignment: Alignment.center,
+        padding: padding,
+        child: child,
+      ),
+    );
+  }
+}