chart-based route finding

src/components/NeedsChart.vue

@@ -0,0 +1,11 @@
+<template>
+  <slot v-if="co.chartReady"/>
+</template>
+
+<script setup>
+import {useChartOrderStore} from "@/orderbuild.js";
+const co = useChartOrderStore()
+</script>
+
+<style scoped lang="scss">
+</style>