Why is NPM not working?

Question

npm

Help me understand what npm swears at

[email protected]:~/technocom$ npm run prod

> @ prod /home/vagrant/technocom
> npm run production


> @ production /home/vagrant/technocom
> cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js

sh: 1: cross-env: not found
npm ERR! file sh
npm ERR! code ELIFECYCLE
npm ERR! errno ENOENT
npm ERR! syscall spawn
npm ERR! @ production: `cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
npm ERR! spawn ENOENT
npm ERR!
npm ERR! Failed at the @ production script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/vagrant/.npm/_logs/2018-12-13T20_19_42_621Z-debug.log
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! @ prod: `npm run production`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the @ prod script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/vagrant/.npm/_logs/2018-12-13T20_19_42_632Z-debug.log

Here is the log

cat: 2018-12-13T19_58_47_460Z-debug.log: No such file or directory
[email protected]:~/.npm/_logs$ la
2018-12-13T20_04_08_653Z-debug.log  2018-12-13T20_14_33_765Z-debug.log  2018-12-13T20_17_49_726Z-debug.log  2018-12-13T20_19_42_621Z-debug.log
2018-12-13T20_04_08_665Z-debug.log  2018-12-13T20_14_33_779Z-debug.log  2018-12-13T20_17_52_955Z-debug.log  2018-12-13T20_19_42_632Z-debug.log
2018-12-13T20_10_15_304Z-debug.log  2018-12-13T20_17_49_715Z-debug.log  2018-12-13T20_17_52_967Z-debug.log
[email protected]:~/.npm/_logs$ cat 2018-12-13T20_19_42_621Z-debug.log
0 info it worked if it ends with ok
1 verbose cli [ '/usr/bin/node', '/usr/bin/npm', 'run', 'production' ]
2 info using [email protected]
3 info using [email protected]
4 verbose run-script [ 'preproduction', 'production', 'postproduction' ]
5 info lifecycle @~preproduction: @
6 info lifecycle @~production: @
7 verbose lifecycle @~production: unsafe-perm in lifecycle true
8 verbose lifecycle @~production: PATH: /usr/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/home/vagrant/technocom/node_modules/.bin:/usr/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/home/vagrant/technocom/node_modules/.bin:/home/vagrant/.composer/vendor/bin:/usr/local/go/bin:/home/vagrant/.rbenv/plugins/ruby-build/bin:/home/vagrant/.rbenv/shims:/home/vagrant/.rbenv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/home/vagrant/.dotnet/tools
9 verbose lifecycle @~production: CWD: /home/vagrant/technocom
10 silly lifecycle @~production: Args: [ '-c',
10 silly lifecycle   'cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js' ]
11 info lifecycle @~production: Failed to exec production script
12 verbose stack Error: @ production: `cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
12 verbose stack spawn ENOENT
12 verbose stack     at ChildProcess.<anonymous> (/usr/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:48:18)
12 verbose stack     at emitTwo (events.js:126:13)
12 verbose stack     at ChildProcess.emit (events.js:214:7)
12 verbose stack     at maybeClose (internal/child_process.js:915:16)
12 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5)
13 verbose pkgid @
14 verbose cwd /home/vagrant/technocom
15 verbose Linux 4.15.0-38-generic
16 verbose argv "/usr/bin/node" "/usr/bin/npm" "run" "production"
17 verbose node v8.12.0
18 verbose npm  v6.4.1
19 error file sh
20 error code ELIFECYCLE
21 error errno ENOENT
22 error syscall spawn
23 error @ production: `cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
23 error spawn ENOENT
24 error Failed at the @ production script.
24 error This is probably not a problem with npm. There is likely additional logging output above.
25 verbose exit [ 1, true ]