Show assets on web (#168)

* Implemented lazy loading thumbnail
* Display assets as date-time grouping
* Update Readme
* Modify GitHub action to run from the latest update

web/src/lib/stores/assets.ts

@@ -0,0 +1,28 @@
+import { writable, derived } from 'svelte/store';
+import { getRequest } from '$lib/api';
+import type { ImmichAsset } from '$lib/models/immich-asset'
+import * as _ from 'lodash';
+import moment from 'moment';
+
+const assets = writable<ImmichAsset[]>([]);
+
+const assetsGroupByDate = derived(assets, ($assets) => {
+
+  return _.chain($assets)
+    .groupBy((a) => moment(a.createdAt).format('ddd, MMM DD'))
+    .sortBy((group) => $assets.indexOf(group[0]))
+    .value();
+
+})
+
+const getAssetsInfo = async (accessToken: string) => {
+  const res = await getRequest('asset', accessToken);
+
+  assets.set(res);
+}
+
+export default {
+  assets,
+  assetsGroupByDate,
+  getAssetsInfo,
+}