Deploy to gh-pages fails

> reactrouter@0.1.0 build /Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter
> react-scripts build

Creating an optimized production build...
Compiled successfully.

File sizes after gzip:

  51.72 KB  build/static/js/2.cbd55d0d.chunk.js
  5.15 KB   build/static/js/main.28ae21fa.chunk.js
  1.06 KB   build/static/css/main.93054ec2.chunk.css
  772 B     build/static/js/runtime~main.55800f53.js

The project was built assuming it is hosted at /ReactRouter/.
You can control this with the homepage field in your package.json.

The build folder is ready to be deployed.
To publish it at https://dhawkinson.github.io/ReactRouter, run:

  npm run deploy

Find out more about deployment here:

  http://bit.ly/CRA-deploy

> reactrouter@0.1.0 deploy /Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter
> gh-pages -d build

Failed to get remote.origin.url (task must either be run in a git repository with a configured origin remote or must be configured with the "repo" option).
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! reactrouter@0.1.0 deploy: `gh-pages -d build`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the reactrouter@0.1.0 deploy 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!     /Users/doug5solas/.npm/_logs/2019-02-14T00_52_36_331Z-debug.log

0 info it worked if it ends with ok
1 verbose cli [ '/usr/local/bin/node', '/usr/local/bin/npm', 'run', 'deploy' ]
2 info using npm@6.7.0
3 info using node@v10.13.0
4 verbose run-script [ 'predeploy', 'deploy', 'postdeploy' ]
5 info lifecycle reactrouter@0.1.0~predeploy: reactrouter@0.1.0
6 verbose lifecycle reactrouter@0.1.0~predeploy: unsafe-perm in lifecycle true
7 verbose lifecycle reactrouter@0.1.0~predeploy: PATH: /usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter/node_modules/.bin:/usr/local/mysql/bin:/usr/local/mongodb/bin/:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin
8 verbose lifecycle reactrouter@0.1.0~predeploy: CWD: /Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter
9 silly lifecycle reactrouter@0.1.0~predeploy: Args: [ '-c', 'npm run build' ]
10 silly lifecycle reactrouter@0.1.0~predeploy: Returned: code: 0  signal: null
11 info lifecycle reactrouter@0.1.0~deploy: reactrouter@0.1.0
12 verbose lifecycle reactrouter@0.1.0~deploy: unsafe-perm in lifecycle true
13 verbose lifecycle reactrouter@0.1.0~deploy: PATH: /usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter/node_modules/.bin:/usr/local/mysql/bin:/usr/local/mongodb/bin/:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin
14 verbose lifecycle reactrouter@0.1.0~deploy: CWD: /Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter
15 silly lifecycle reactrouter@0.1.0~deploy: Args: [ '-c', 'gh-pages -d build' ]
16 silly lifecycle reactrouter@0.1.0~deploy: Returned: code: 1  signal: null
17 info lifecycle reactrouter@0.1.0~deploy: Failed to exec deploy script
18 verbose stack Error: reactrouter@0.1.0 deploy: `gh-pages -d build`
18 verbose stack Exit status 1
18 verbose stack     at EventEmitter.<anonymous> (/usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/index.js:301:16)
18 verbose stack     at EventEmitter.emit (events.js:182:13)
18 verbose stack     at ChildProcess.<anonymous> (/usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:55:14)
18 verbose stack     at ChildProcess.emit (events.js:182:13)
18 verbose stack     at maybeClose (internal/child_process.js:962:16)
18 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:251:5)
19 verbose pkgid reactrouter@0.1.0
20 verbose cwd /Users/doug5solas/training/treehouse/courses/fsjsCourses/React/reactrouter
21 verbose Darwin 18.2.0
22 verbose argv "/usr/local/bin/node" "/usr/local/bin/npm" "run" "deploy"
23 verbose node v10.13.0
24 verbose npm  v6.7.0
25 error code ELIFECYCLE
26 error errno 1
27 error reactrouter@0.1.0 deploy: `gh-pages -d build`
27 error Exit status 1
28 error Failed at the reactrouter@0.1.0 deploy script.
28 error This is probably not a problem with npm. There is likely additional logging output above.
29 verbose exit [ 1, true ]

{
    "name": "reactrouter",
    "version": "0.1.0",
    "private": true,
    "homepage": "https://dhawkinson.github.io/ReactRouter",
    "devDependencies": {
        "react-scripts": "^2.1.5"
    },
    "dependencies": {
        "gh-pages": "^2.0.1",
        "react": "^15.5.4",
        "react-dom": "^15.5.4",
        "react-router-dom": "^4.3.1",
        "typescript": "^3.3.3"
    },
    "scripts": {
        "predeploy": "npm run build",
        "deploy": "gh-pages -d build",
        "start": "react-scripts start",
        "build": "react-scripts build",
        "test": "react-scripts test --env=jsdom",
        "eject": "react-scripts eject"
    },
    "browserslist": [
        ">0.2%",
        "not dead",
        "not ie <= 11",
        "not op_mini all"
    ]
}