feat: added storybook

[YolandaHaynes]

What type of PR is this? (check all applicable)

• Feature
• Bug Fix
• Documentation Update
• Refactor
• Optimization

Description

Added storybook to the project.

Related Tickets & Documents

• Related Issue Add Storybook to the project #21
• Closes Add Storybook to the project #21

QA Instructions, Screenshots, Recordings

to run story book:
run npm run storybook

UI accessibility concerns?

Added/updated tests?

• Yes
• No, and this is why: please replace this line with details on why tests
  have not been included
• I need help with writing tests

[optional] What gif best describes this PR or how it makes you feel?

[nickytonline]

Thanks for the pull request @YolandaHaynes! It looks like the site isn't building because of code formatting issues.

11:02:17 PM: ​
11:02:17 PM: $ npm run build
11:02:18 PM: > connect-four@1.0.0 prebuild
11:02:18 PM: > npm run lint && CI=true npm test -- run --coverage
11:02:18 PM: > connect-four@1.0.0 lint
11:02:18 PM: > prettier --plugin-search-dir . --check . && eslint .
11:02:18 PM: Checking formatting...
11:02:18 PM: [warn] .eslintrc.cjs
11:02:18 PM: [warn] .storybook/main.cjs
11:02:18 PM: [warn] .storybook/preview-head.html
11:02:18 PM: [warn] .storybook/preview.cjs
11:02:18 PM: [warn] package.json
11:02:19 PM: [warn] src/stories/button.css
11:02:19 PM: [warn] src/stories/Button.stories.js
11:02:19 PM: [warn] src/stories/Button.svelte
11:02:19 PM: [warn] src/stories/header.css
11:02:19 PM: [warn] src/stories/Header.stories.js
11:02:19 PM: [warn] src/stories/Header.svelte
11:02:19 PM: [warn] src/stories/Introduction.stories.mdx
11:02:19 PM: [warn] src/stories/page.css
11:02:19 PM: [warn] src/stories/Page.stories.js
11:02:19 PM: [warn] src/stories/Page.svelte
11:02:19 PM: [warn] Code style issues found in 15 files. Forgot to run Prettier?
11:02:19 PM: ​
11:02:19 PM: ────────────────────────────────────────────────────────────────
11:02:19 PM:   "build.command" failed                                        
11:02:19 PM: 

If you run npm run format from the command line in the root folder of your branch and push up those changes, this should be good to merge.

[YolandaHaynes]

@nickytonline thanks for the tip! ok, made the changes 🤞

[nickytonline]

Tested this locally and all good! Thanks for the pull request @YolandaHaynes! 🚀