allowed zero fee entry (#235)

Author: Zfinix

starport_template/lib/pages/custom_fee_page.dart

@@ -44,7 +44,9 @@ class _CustomFeePageState extends State<CustomFeePage> {
       ),
       body: SafeArea(
         child: Padding(
-          padding: EdgeInsets.symmetric(horizontal: CosmosTheme.of(context).spacingL),
+          padding: EdgeInsets.symmetric(
+            horizontal: CosmosTheme.of(context).spacingL,
+          ),
           child: Column(
             children: [
               CosmosTextField(
@@ -57,7 +59,7 @@ class _CustomFeePageState extends State<CustomFeePage> {
                 children: [
                   Expanded(
                     child: CosmosElevatedButton(
-                      onTap: fee == 0.0 ? null : _onTapSave,
+                      onTap: _onTapSave,
                       text: 'Save',
                     ),
                   )

starport_template/pubspec.lock

@@ -847,7 +847,7 @@ packages:
       name: url_launcher_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.9"
+    version: "2.0.6"
   url_launcher_windows:
     dependency: transitive
     description:
@@ -906,4 +906,4 @@ packages:
     version: "3.1.0"
 sdks:
   dart: ">=2.15.0 <3.0.0"
-  flutter: ">=2.10.0"
+  flutter: ">=2.8.0"