Refactor banners and show them based on domain so same build can be deployed to production

[lukaw3d]

This should be mirrored in explorer too

[cloudflare-pages]

Deploying with    Cloudflare Pages

Latest commit:	c891f0f
Status:	✅  Deploy successful!
Preview URL:	https://42b11381.oasis-wallet.pages.dev
Branch Preview URL:	https://lw-banners.oasis-wallet.pages.dev

View logs

[github-actions]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ EDITORCONFIG	editorconfig-checker	10		0	0.05s
✅ JSON	eslint-plugin-jsonc	2	0	0	0.89s
✅ JSON	jsonlint	2		0	0.18s
✅ JSON	npm-package-json-lint	yes		no	0.51s
✅ JSON	prettier	2	0	0	0.63s
✅ JSON	v8r	2		0	5.52s
✅ REPOSITORY	checkov	yes		no	18.26s
✅ REPOSITORY	git_diff	yes		no	0.0s
✅ TSX	eslint	3	0	0	4.22s
✅ TYPESCRIPT	eslint	2	0	0	3.94s

See detailed report in MegaLinter reports
Set VALIDATE_ALL_CODEBASE: true in mega-linter.yml to validate all sources, not only the diff

MegaLinter is graciously provided by

[codecov]

Codecov Report

Merging #1447 (64acca4) into master (5054130) will decrease coverage by 0.09%.
The diff coverage is 90.90%.

❗ Current head 64acca4 differs from pull request most recent head c891f0f. Consider uploading reports for the commit c891f0f to get more accurate results

@@            Coverage Diff             @@
##           master    #1447      +/-   ##
==========================================
- Coverage   82.98%   82.90%   -0.09%     
==========================================
  Files         154      154              
  Lines        4037     4041       +4     
  Branches      725      726       +1     
==========================================
  Hits         3350     3350              
- Misses        687      691       +4     

Flag	Coverage Δ
cypress	50.91% <87.50%> (+0.01%)	⬆️
jest	78.03% <90.90%> (-0.11%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/app/components/BuildBanner/index.tsx	93.75% <85.71%> (ø)
src/app/index.tsx	100.00% <100.00%> (ø)
src/styles/theme/elementSizes.ts	100.00% <100.00%> (ø)

... and 1 file with indirect coverage changes