feat: add landing page#23

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cheney103 wants to merge 8 commits intobarcode-network:masterfrom

cheney103:chore/landing-page

Commits on Apr 16, 2021

feat: add landing page
vecct
committed

Commits on Apr 19, 2021

feat: updated design
vecct
committed

Commits on Apr 22, 2021

fix: updated image resolution
vecct
committed

Commits on Apr 27, 2021

feat: added open popup when fly to location
vecct
committed

Commits on Apr 30, 2021

Commits on May 5, 2021

feat: aded feedback and updated about page
vecct
committed