error SyntaxError: /home/runner/work/backstage-plugins/backstage-plugins/package.json: Unexpected token ] in JSON at position 2708 at JSON.parse (<anonymous>) at /usr/local/lib/node_modules/yarn/lib/cli.js:1629:59 at Generator.next (<anonymous>) at step (/usr/local/lib/node_modules/yarn/lib/cli.js:310:30) at /usr/local/lib/node_modules/yarn/lib/cli.js:321:13