actions: add devbox script for builder-frontend-ci

Author: prestoncabe

builder-api/bump

@@ -21,6 +21,10 @@
       "build-builder-api-ci": [
         "cd builder-api",
         "quarkus build --no-tests"
+      ],
+      "build-builder-frontend-ci": [
+        "cd builder-frontend",
+        "npm ci"
       ]
     }
   }