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>

rspack.config.cjs

@@ -0,0 +1,28 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+// Needs to remain CommonJS until eslint-import-resolver-webpack supports ES modules
+const rspack = require("./build-scripts/rspack.cjs");
+const env = require("./build-scripts/env.cjs");
+
+// This file exists because we haven't migrated the stats script yet
+
+const configs = [
+  rspack.createAppConfig({
+    isProdBuild: env.isProdBuild(),
+    isStatsBuild: env.isStatsBuild(),
+    isTestBuild: env.isTestBuild(),
+    latestBuild: true,
+  }),
+];
+
+if (env.isProdBuild() && !env.isStatsBuild()) {
+  configs.push(
+    rspack.createAppConfig({
+      isProdBuild: env.isProdBuild(),
+      isStatsBuild: env.isStatsBuild(),
+      isTestBuild: env.isTestBuild(),
+      latestBuild: false,
+    })
+  );
+}
+
+module.exports = configs;