fix: enforce semantic contrast across admin

src/components/theme-vars.test.ts

@@ -13,5 +13,11 @@ describe("themePaletteCss", () => {
     expect(css).toContain(`--color-background:${ocean.light.color_background}`);
     expect(css).toContain(`--color-background:${ocean.dark.color_background}`);
     expect(ocean.dark.color_primary).toBe(ocean.light.color_primary);
+    for (const variable of [
+      "--color-text-subtle-readable", "--color-text-disabled-readable",
+      "--admin-sidebar-text-readable", "--color-success-text-readable",
+      "--color-success-foreground-readable", "--color-warning-text-readable",
+      "--color-error-text-readable", "--color-info-text-readable",
+    ]) expect(css).toContain(variable);
   });
 });