implemented generic tests for config based test flow creation

examples/svelte/src/routes/tests/generic/[topic]/[example]/Flow.svelte

@@ -0,0 +1,16 @@
+<script lang="ts">
+	import { writable } from 'svelte/store';
+	import { SvelteFlow } from '@xyflow/svelte';
+
+	import '@xyflow/svelte/dist/style.css';
+
+	export let generic: GenericTestCase;
+
+	// Create writables here so it is easier to create test cases
+	const nodes = writable(generic.svelteFlowProps.nodes);
+	const edges = writable(generic.svelteFlowProps.edges);
+
+	const svelteFlowPropsWithWritables = { ...generic.svelteFlowProps, nodes, edges };
+</script>
+
+<SvelteFlow {...svelteFlowPropsWithWritables} />