feat: Add infinite loader, option for increasing page size (#8525)

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/dashboard/components/IntersectionObserver.vue

@@ -0,0 +1,34 @@
+<template>
+  <div ref="observedElement" class="h-6 w-full" />
+</template>
+
+<script>
+export default {
+  props: {
+    options: {
+      type: Object,
+      default: () => ({ root: document, rootMargin: '100px 0 100px 0)' }),
+    },
+  },
+  mounted() {
+    this.intersectionObserver = null;
+    this.registerInfiniteLoader();
+  },
+  beforeDestroy() {
+    this.unobserveInfiniteLoadObserver();
+  },
+  methods: {
+    registerInfiniteLoader() {
+      this.intersectionObserver = new IntersectionObserver(entries => {
+        if (entries && entries[0].isIntersecting) {
+          this.$emit('observed');
+        }
+      }, this.options);
+      this.intersectionObserver.observe(this.$refs.observedElement);
+    },
+    unobserveInfiniteLoadObserver() {
+      this.intersectionObserver.unobserve(this.$refs.observedElement);
+    },
+  },
+};
+</script>