Rspack (#22807)

* Add rspack

* Remove TransformAsyncModulesPlugin from rspack

* Migrate all webpack usage to rspack

* Migrate tests to vitest

* Fix test suites

* Remove chai dependency

* Fix compute_state_display tests

* Fix resolveTimeZone

* Reduces test pipeline

* Revert test ci

* optimize chunk filtering

* Migrate landing-page to rspack

* Update rspack dependencies

* Add rsdoctor

* Fix prod build bundle size

* Use rsdoctor for demo stats

* Remove unused webpack configs

* Update build-scripts/rspack.cjs

Co-authored-by: Petar Petrov <MindFreeze@users.noreply.github.com>

* Fix eslint

* Update rspack

* Remove unused code

---------

Co-authored-by: Petar Petrov <MindFreeze@users.noreply.github.com>

test/common/datetime/check_valid_date.test.ts

@@ -0,0 +1,19 @@
+import { assert, describe, it } from "vitest";
+
+import checkValidDate from "../../../src/common/datetime/check_valid_date";
+
+describe("checkValidDate", () => {
+  it("works", () => {
+    assert.strictEqual(checkValidDate(new Date()), true);
+    assert.strictEqual(
+      checkValidDate(new Date("2021-01-19T11:36:57+00:00")),
+      true
+    );
+    assert.strictEqual(
+      checkValidDate(new Date("2021-01-19X11:36:57+00:00")),
+      false
+    );
+    assert.strictEqual(checkValidDate(new Date("2021-01-19")), true);
+    assert.strictEqual(checkValidDate(undefined), false);
+  });
+});