[Do not merge] Custom core component sample

[rismehta]

Description

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] I have signed the Adobe Open Source CLA.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes and the overall coverage did not decrease.
• [ ] All unit tests pass on CircleCi.
• [ ] I ran all tests locally and they pass.

[adobe-bot]

Lighthouse scores (mobile)

	Performance	Accessibility	Best-Practices	SEO
Scores	93	100	100	73

[adobe-bot]

Lighthouse scores (desktop)

	Performance	Accessibility	Best-Practices	SEO
Scores	100	100	100	73

[adobe-bot]

Accessibility Violations Found

Id	Impact
label-title-only	serious
landmark-one-main	moderate
region	moderate
target-size	serious

[adobe-bot]

Accessibility Violations Found

Id	Impact
label-title-only	serious
landmark-one-main	moderate
region	moderate
target-size	serious

[adobe-bot]

Accessibility Violations Found

Id	Impact
label-title-only	serious
landmark-one-main	moderate
region	moderate
target-size	serious

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 80.75%. Comparing base (0f44964) to head (b37b1ce).

Additional details and impacted files

@@            Coverage Diff            @@
##                dev    #1179   +/-   ##
=========================================
  Coverage     80.75%   80.75%           
  Complexity      773      773           
=========================================
  Files            91       91           
  Lines          2110     2110           
  Branches        285      285           
=========================================
  Hits           1704     1704           
  Misses          252      252           
  Partials        154      154           

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