Trying to integrate okta hosted login from samples-js-vue into an empty solution

Trying to integrate okta hosted login from samples-js-vue into an empty solution but getting below error log.

0 info it worked if it ends with ok
1 verbose cli [
1 verbose cli ‘C:\Program Files\nodejs\node.exe’,
1 verbose cli ‘C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js’,
1 verbose cli ‘run’,
1 verbose cli ‘build’
1 verbose cli ]
2 info using npm@6.13.4
3 info using node@v12.14.0
4 verbose run-script [ ‘prebuild’, ‘build’, ‘postbuild’ ]
5 info lifecycle signinoktabasic@0.1.0~prebuild: signinoktabasic@0.1.0
6 info lifecycle signinoktabasic@0.1.0~build: signinoktabasic@0.1.0
7 verbose lifecycle signinoktabasic@0.1.0~build: unsafe-perm in lifecycle true
8 verbose lifecycle signinoktabasic@0.1.0~build: PATH: C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\node-gyp-bin;D:\home\projects\trunk\projects\VoiceToText\signinoktabasic\node_modules.bin;C:\Users\decla\AppData\Roaming\npm;C:\Program Files\nodejs;C:\Python27;C:\Python27\Scripts;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0;C:\WINDOWS\System32\OpenSSH;D:\bin\WinMerge;C:\Program Files\TortoiseSVN\bin;C:\ProgramData\chocolatey\bin;C:\Program Files\nodejs;D:\bin\Git\cmd;C:\Users\decla\AppData\Local\Microsoft\WindowsApps;;D:\bin\Microsoft VS Code\bin;C:\Users\decla\AppData\Roaming\npm
9 verbose lifecycle signinoktabasic@0.1.0~build: CWD: D:\home\projects\trunk\projects\VoiceToText\signinoktabasic
10 silly lifecycle signinoktabasic@0.1.0~build: Args: [ ‘/d /s /c’, ‘vue-cli-service build’ ]
11 silly lifecycle signinoktabasic@0.1.0~build: Returned: code: 1 signal: null
12 info lifecycle signinoktabasic@0.1.0~build: Failed to exec build script
13 verbose stack Error: signinoktabasic@0.1.0 build: vue-cli-service build
13 verbose stack Exit status 1
13 verbose stack at EventEmitter. (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)
13 verbose stack at EventEmitter.emit (events.js:210:5)
13 verbose stack at ChildProcess. (C:\Program Files\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)
13 verbose stack at ChildProcess.emit (events.js:210:5)
13 verbose stack at maybeClose (internal/child_process.js:1021:16)
13 verbose stack at Process.ChildProcess._handle.onexit (internal/child_process.js:283:5)
14 verbose pkgid signinoktabasic@0.1.0
15 verbose cwd D:\home\projects\trunk\projects\VoiceToText\signinoktabasic
16 verbose Windows_NT 10.0.17763
17 verbose argv “C:\Program Files\nodejs\node.exe” “C:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js” “run” “build”
18 verbose node v12.14.0
19 verbose npm v6.13.4
20 error code ELIFECYCLE
21 error errno 1
22 error signinoktabasic@0.1.0 build: vue-cli-service build
22 error Exit status 1
23 error Failed at the signinoktabasic@0.1.0 build script.
23 error This is probably not a problem with npm. There is likely additional logging output above.
24 verbose exit [ 1, true ]