Use Numeric in JSON output

web/src/components/Currency.vue

@@ -0,0 +1,12 @@
+<script lang="ts">
+import { defineComponent } from "vue";
+
+export default defineComponent({
+    props: ["value"]
+})
+
+</script>
+
+<template>
+    <span :class="value < 0 ? 'negative' : ''">{{value.toLocaleString(undefined, {minimumFractionDigits: 2,})}} €</span>
+</template>