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/entity/timer_time_remaining.test.ts

@@ -0,0 +1,52 @@
+import { assert, describe, it, beforeEach, afterEach } from "vitest";
+import { useFakeTimers } from "sinon";
+
+import { timerTimeRemaining } from "../../../src/data/timer";
+
+describe("timerTimeRemaining", () => {
+  it("works with idle timers", () => {
+    assert.strictEqual(
+      timerTimeRemaining({
+        state: "idle",
+        attributes: {
+          remaining: "0:01:05",
+        },
+      } as any),
+      65
+    );
+  });
+
+  it("works with paused timers", () => {
+    assert.strictEqual(
+      timerTimeRemaining({
+        state: "paused",
+        attributes: {
+          remaining: "0:01:05",
+        },
+      } as any),
+      65
+    );
+  });
+
+  describe("active timers", () => {
+    let clock;
+    beforeEach(() => {
+      clock = useFakeTimers(new Date("2018-01-17T16:15:30Z"));
+    });
+    afterEach(() => {
+      clock.restore();
+    });
+    it("works", () => {
+      assert.strictEqual(
+        timerTimeRemaining({
+          state: "active",
+          attributes: {
+            remaining: "0:01:05",
+            finishes_at: "2018-01-17T16:16:17+00:00",
+          },
+        } as any),
+        47
+      );
+    });
+  });
+});