Upgrade to Vite 8 (#7184)

* Upgrade to Vite 8

* Add release notes

* PR feedback

* [autofix.ci] apply automated fixes

* PR feedback

* fix: inject process.env

* Restore deleted release note

* Clean up and typecheck

* Fix dev server

* Fix type error

* Fix tests

* PR feedback

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Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

packages/plugins-service/package.json

@@ -19,6 +19,6 @@
     "@typescript/native-preview": "^7.0.0-dev.20260309.1",
     "cross-env": "^10.1.0",
     "typescript-strict-plugin": "^2.4.4",
-    "vite": "^7.3.1"
+    "vite": "^8.0.0"
   }
 }