feat(loops): revamp the empty state with a getting-started guide

Author: charlesvien

packages/ui/src/assets/hedgehogs.ts

@@ -1,3 +1,4 @@
 export { default as builderHog } from "./hedgehogs/builder-hog-03.png";
 export { default as explorerHog } from "./hedgehogs/explorer-hog.png";
 export { default as happyHog } from "./hedgehogs/happy-hog.png";
+export { default as loopHog } from "./hedgehogs/loop-hog.svg";