add copy button

[Lenni009]

No description provided.

[github-actions]

> rewardtable-tools@0.0.0 build
> run-p type-check build-only


> rewardtable-tools@0.0.0 type-check
> vue-tsc --noEmit -p tsconfig.app.json --composite false


> rewardtable-tools@0.0.0 build-only
> vite build

�[36mvite v5.0.10 �[32mbuilding for production...�[36m�[39m
transforming...
src/App.vue(2,20): error TS1261: Already included file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/Navbar.vue.ts' differs from file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/navbar.vue.ts' only in casing.
  The file is in the program because:
    Imported via '@/components/Navbar.vue' from file '/home/runner/work/RewardTableTools/RewardTableTools/src/App.vue.ts'
    Matched by include pattern 'src/**/*' in 'tsconfig.app.json'
src/components/inputs/FileUpload.vue(3,21): error TS1261: Already included file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/Tooltip.vue.ts' differs from file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/tooltip.vue.ts' only in casing.
  The file is in the program because:
    Imported via '@/components/Tooltip.vue' from file '/home/runner/work/RewardTableTools/RewardTableTools/src/components/inputs/FileUpload.vue.ts'
    Matched by include pattern 'src/**/*' in 'tsconfig.app.json'

[github-actions]

> rewardtable-tools@0.0.0 build
> run-p type-check build-only


> rewardtable-tools@0.0.0 build-only
> vite build


> rewardtable-tools@0.0.0 type-check
> vue-tsc --noEmit -p tsconfig.app.json --composite false

�[36mvite v5.0.10 �[32mbuilding for production...�[36m�[39m
transforming...
src/components/inputs/FileUpload.vue(3,21): error TS1261: Already included file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/Tooltip.vue.ts' differs from file name '/home/runner/work/RewardTableTools/RewardTableTools/src/components/tooltip.vue.ts' only in casing.
  The file is in the program because:
    Imported via '@/components/Tooltip.vue' from file '/home/runner/work/RewardTableTools/RewardTableTools/src/components/inputs/FileUpload.vue.ts'
    Matched by include pattern 'src/**/*' in 'tsconfig.app.json'