im not able to detect error

not able to detect the error
im using node 20
facing error in next.js deployment through code deploy

**this is my appspec.yml**
version: 0.0
os: linux
files:
  - source: /
    destination: /home/next/Frontend_Development/
    overwrite: true
    owner: root
    runas: root
file_exists_behavior: OVERWRITE
hooks:
  AfterInstall:
    - location: /deploycommands.sh
      timeout: 1800
      runas: root

**this is my file** 
#!/bin/bash
cd /home/next/Frontend_Development/
npm install &&
npm run build &&
pm2 restart dev-apowest

**`im not able to detect error`
> **not able to detect the error**
im using node 20**

[stderr]
[stderr]SyntaxError: Unexpected token '?'
[stderr] at wrapSafe (internal/modules/cjs/loader.js:915:16)
[stderr] at Module._compile (internal/modules/cjs/loader.js:963:27)
[stderr] at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
[stderr] at Module.load (internal/modules/cjs/loader.js:863:32)
[stderr] at Function.Module._load (internal/modules/cjs/loader.js:708:14)
[stderr] at Module.require (internal/modules/cjs/loader.js:887:19)
[stderr] at Module.mod.require (/home/next/Frontend_Development/node_modules/next/dist/server/require-hook.js:65:28)
[stderr] at require (internal/modules/cjs/helpers.js:74:18)
[stderr] at Object.<anonymous> (/home/next/Frontend_Development/node_modules/next/dist/bin/next:7:20)
[stderr] at Module._compile (internal/modules/cjs/loader.js:999:30)
'''