runtime error

[HPM] Proxy created: / -> http://127.0.0.1:8080/ [HPM] Proxy rewrite rule created: "^/" ~> "/" node:fs:2348 return binding.writeFileUtf8( ^ Error: EACCES: permission denied, open 'config.json' at Object.writeFileSync (node:fs:2348:20) at generateConfig (/app/index.js:15:105021) at Object.<anonymous> (/app/index.js:15:105209) at Module._compile (node:internal/modules/cjs/loader:1375:14) at Module._extensions..js (node:internal/modules/cjs/loader:1434:10) at Module.load (node:internal/modules/cjs/loader:1206:32) at Module._load (node:internal/modules/cjs/loader:1022:12) at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:142:12) at node:internal/main/run_main_module:28:49 { errno: -13, code: 'EACCES', syscall: 'open', path: 'config.json' } Node.js v21.5.0

Container logs: