fix(api): bundle with tsup to resolve ESM shared module execution

apps/api/tsup.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from "tsup";
+
+export default defineConfig({
+  entry: ["src/index.ts"],
+  format: ["esm"],
+  clean: true,
+  noExternal: ["@menulio/shared"],
+  target: "node20",
+  sourcemap: false,
+});