Add disabled state for button

src/components/input/button.vue

@@ -8,6 +8,7 @@
             'is-outlined': type === 'secondary',
             'is-text is-inverted has-no-shadow underline-none': type === 'tertary',
         }"
+        :disabled="disabled"
         @click="e => $emit('click', e)"
     >
         <icon :icon="icon" v-if="icon !== ''"/>
@@ -35,6 +36,10 @@ export default {
             type: Boolean,
             default: true,
         },
+        disabled: {
+            type: Boolean,
+            default: false,
+        },
     },
 }
 </script>