Implementa o MVP do Adaptador de Planilhas no Elo Pro.

O módulo usa a identidade Supabase, isola cada workspace e registra storage, TTL, runner e biblioteca XLSX como decisões ainda abertas.

Co-authored-by: Cursor <cursoragent@cursor.com>

vitest.config.ts

@@ -0,0 +1,18 @@
+import path from "node:path";
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  esbuild: { jsx: "automatic" },
+  test: {
+    environment: "node",
+    setupFiles: ["./tests/setup.ts"],
+    testTimeout: 30000,
+    hookTimeout: 30000,
+  },
+  resolve: {
+    alias: {
+      "@": path.resolve(__dirname, "src"),
+      "server-only": path.resolve(__dirname, "tests/helpers/server-only.ts"),
+    },
+  },
+});