Init snippet page and store

lib/view/page/snippet/edit.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+
+class SnappetEditPage extends StatefulWidget {
+  const SnappetEditPage({ Key? key }) : super(key: key);
+
+  @override
+  _SnappetEditPageState createState() => _SnappetEditPageState();
+}
+
+class _SnappetEditPageState extends State<SnappetEditPage> {
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      
+    );
+  }
+}