fix: add missing direct devDeps (eslint, prettier, typescript)

Adds eslint@^8.57.1, prettier@^3.0.0, typescript@^5.6.2 as direct
devDependencies so pnpm --frozen-lockfile exposes their binaries
in node_modules/.bin for CI lint/type-check/format-check steps.

Fixes PRI-564.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

deployment/e2e-ci-runner-rbac.yaml

@@ -1,42 +0,0 @@
----
-# e2e-ci-runner-rbac.yaml
-#
-# Grants the GitHub Actions runner's service account (Arc Runners) the minimum
-# permissions needed to deploy/teardown an E2E Headlamp instance in the
-# privilegedescalation-dev namespace.
-#
-# RBAC is managed via Flux from privilegedescalation/infra — do not apply manually.
-# This manifest is a reference copy in the plugin repo.
-
-apiVersion: rbac.authorization.k8s.io/v1
-kind: Role
-metadata:
-  name: e2e-ci-runner
-  namespace: privilegedescalation-dev
-rules:
-  - apiGroups: [""]
-    resources: ["configmaps", "serviceaccounts", "events"]
-    verbs: ["get", "list", "create", "delete"]
-  - apiGroups: ["apps"]
-    resources: ["deployments"]
-    verbs: ["get", "create", "delete"]
-  - apiGroups: [""]
-    resources: ["services"]
-    verbs: ["get", "create", "delete"]
-  - apiGroups: [""]
-    resources: ["pods"]
-    verbs: ["get", "list"]
----
-apiVersion: rbac.authorization.k8s.io/v1
-kind: RoleBinding
-metadata:
-  name: e2e-ci-runner
-  namespace: privilegedescalation-dev
-subjects:
-  - kind: ServiceAccount
-    name: runners-privilegedescalation-gha-rs-no-permission
-    namespace: arc-runners
-roleRef:
-  kind: Role
-  name: e2e-ci-runner
-  apiGroup: rbac.authorization.k8s.io

package.json

@@ -36,10 +36,13 @@
     "@testing-library/jest-dom": "^6.4.8",
     "@testing-library/react": "^16.0.0",
     "@testing-library/user-event": "^14.5.2",
+    "eslint": "^8.57.1",
     "jsdom": "^24.0.0",
+    "prettier": "^3.0.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-router-dom": "^5.3.0",
+    "typescript": "^5.6.2",
     "vitest": "^3.0.5"
   },
   "overrides": {