Making Favicons

make_favicons.zsh

# Cheers to https://railsdesigner.com/favicons-in-rails/

```
inkscape ./icon.svg --export-width=32 --export-filename="./tmp.png"
magick ./tmp.png ./public/favicon.ico
rm ./tmp.png

inkscape ./icon.svg --export-width=512 --export-filename="./public/icon-512.png"
inkscape ./icon.svg --export-width=192 --export-filename="./public/icon-192.png"
inkscape ./icon.svg --export-width=180 --export-filename="./public/apple-touch-icon.png"

npx svgo --multipass icon.svg

cat <<EOF > ./public/manifest.webmanifest
{
  "name": "Rails Designer",
  "icons": [
    { "src": "/icon-192.png", "type": "image/png", "sizes": "192x192" },
    { "src": "/icon-512.png", "type": "image/png", "sizes": "512x512" }
  ]
}
EOF

cat <<EOF > app/views/shared/_favicons.html.erb
<link rel="icon" href="/favicon.ico" sizes="32x32">
<link rel="icon" href="/icon.svg" type="image/svg+xml">
<link rel="apple-touch-icon" href="/apple-touch-icon.png">
<link rel="manifest" href="/manifest.webmanifest">
EOF
```

# In layout:
# = render partial: "shared/favicons"
# To see it take effect, you probably need to clear the cache (or open an incognito browser).