add sign to scripts

Author: speakyourcode

package.json

@@ -12,7 +12,8 @@
     "lint:fix": "yarn lint --fix",
     "e2e": "yarn cypress install && yarn grafana-e2e run",
     "e2e:update": "yarn cypress install && yarn grafana-e2e run --update-screenshots",
-    "server": "docker-compose up --build"
+    "server": "docker-compose up --build",
+    "sign": "grafana-toolkit plugin:sign"
   },
   "author": "Speakyourcode",
   "license": "Apache-2.0",
@@ -21,6 +22,7 @@
     "@grafana/e2e": "9.2.4",
     "@grafana/e2e-selectors": "9.2.4",
     "@grafana/eslint-config": "^5.1.0",
+    "@grafana/toolkit": "9.2.4",
     "@grafana/tsconfig": "^1.2.0-rc1",
     "@swc/core": "^1.3.18",
     "@swc/helpers": "^0.4.13",