Fix tracker goal empty post bug

pages/index/index.vue

@@ -100,7 +100,7 @@ export default {
     return {
       dashOffsetFull: 210,
       dashOffsetEmpty: 961,
-      goal: 0
+      goal: '0'
     }
   },
   computed: {
@@ -116,8 +116,11 @@ export default {
   },
   watch: {
     async goal() {
+      if (this.goal === undefined || this.goal === null) {
+        return
+      }
       const goalResponse = await this.$axios.post('/api/goal', {
-        amount: this.goal
+        amount: parseInt(this.goal)
       })
       this.$store.commit('setGoal', goalResponse.data.goal)
     }