chore(deps): add tsup dependency and fix build

Author: braden-w

packages/angular-query-devtools-experimental/package.json

@@ -58,7 +58,8 @@
     "@angular/platform-browser-dynamic": "^20.0.0",
     "@tanstack/angular-query-experimental": "workspace:*",
     "eslint-plugin-jsdoc": "^50.5.0",
-    "npm-run-all2": "^5.0.0"
+    "npm-run-all2": "^5.0.0",
+    "tsup": "^8.4.0"
   },
   "peerDependencies": {
     "@angular/common": ">=16.0.0",

packages/angular-query-experimental/package.json

@@ -77,7 +77,8 @@
     "@angular/platform-browser-dynamic": "^20.0.0",
     "@tanstack/query-test-utils": "workspace:*",
     "eslint-plugin-jsdoc": "^50.5.0",
-    "npm-run-all2": "^5.0.0"
+    "npm-run-all2": "^5.0.0",
+    "tsup": "^8.4.0"
   },
   "peerDependencies": {
     "@angular/common": ">=16.0.0",