feat(client): support i18n

[nogic1008]

part of #148

[commit-lint]

Build System

• deps: add nuxt-i18n package (6ee59c3)
• client: add nuxt-i18n settings (def7ecd)
• deps: add flag-icon-css package (5ffe57c)

Features

• design: add Flag component (743ce68)
• client: add lang button on NavBar (b3319da)

Bug Fixes

• client: change flag button behavior (d724983)

Contributors

@nogic1008

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[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://lemon-water-096a66800-243.eastasia.azurestaticapps.net

[codecov]

Codecov Report

Merging #243 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #243   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           39        39           
  Lines         1041      1041           
  Branches       349       349           
=========================================
  Hits          1041      1041           

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[github-actions]

Azure Static Web Apps: Your stage site is ready! Visit it here: https://lemon-water-096a66800-243.eastasia.azurestaticapps.net