theme and search fixes

src/Web/StellaOps.Web/vitest.codex.config.ts

@@ -0,0 +1,16 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    pool: 'threads',
+    poolOptions: {
+      threads: {
+        singleThread: true,
+      },
+    },
+    fileParallelism: false,
+    isolate: false,
+    maxWorkers: 1,
+    minWorkers: 1,
+  },
+});