fix form mulit post bug

@@ -6,12 +6,12 @@ let r = new Router();
 
 const index = {
     index: async(ctx, next) => {
-        console.log('index');
-
-        await ctx.render('index');
+        ctx.redirect('/projects');
     },
 };
 
-r.get('/index', index.index);
-
+r.get('/', index.index);
+r.get('/index', (ctx, next) => {
+    ctx.body = 'Todo';
+});
 export default r;
\ No newline at end of file

@@ -159,7 +159,7 @@
 
 <script>
     $(function(){
-        $(document.body).on('submit', 'form[data-pjax]', function(event) {
+        $(document.body).off().on('submit', 'form[data-pjax]', function(event) {
             event.preventDefault(); // stop default submit behavior
             $.pjax.submit(event, '#pjax-container', {
                 type: 'POST'

@@ -99,7 +99,7 @@
 
 <script>
     $(function(){
-        $(document.body).on('submit', 'form[data-pjax]', function(event) {
+        $(document.body).off().on('submit', 'form[data-pjax]', function(event) {
             event.preventDefault(); // stop default submit behavior
             $.pjax.submit(event, '#pjax-container', {
                 type: 'POST'