Management UI

Attempt 2 of a management ui.

vitest.integration.config.mts

@@ -6,7 +6,10 @@ export default defineConfig({
     environment: "node",
     globals: false,
     include: ["**/*.integration.test.ts"],
-    exclude: ["node_modules/**", ".next/**", "templates/**"],
+    // "**/node_modules/**" (not "node_modules/**") — see vitest.config.mts's
+    // own comment for why this matters once a nested node_modules
+    // (manager/node_modules) exists in the repo.
+    exclude: ["**/node_modules/**", ".next/**", "templates/**", "manager/**"],
     // Concurrency tests (double-booking prevention) need real, unshared
     // DB connections and predictable ordering — run integration test
     // files one at a time.