chore(packages): reorganize scripts

packages/scripts/genius.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+test "$#" -eq 2 || (
+  echo "usage: $0 <artist> <song>"
+  exit 1
+)
+
+normalize() {
+  tr -d -c '0-9A-Za-z ' | tr ' ' - | tr '[:upper:]' '[:lower:]'
+}
+
+ARTIST=$(echo "$1" | normalize | sed 's/./\U&/')
+TITLE=$(echo "$2" | normalize)
+GENIUS_URL="https://genius.com/$ARTIST-$TITLE-lyrics"
+
+curl -s "$GENIUS_URL" \
+  | sed -ne '/class="lyrics"/,/<\/p>/p' \
+  | pandoc -f html -s -t plain \
+  | sed 's/^_/\x1b[3m/g;s/_$/\x1b[0m/g;s/^\[/\n\x1b\[1m\[/g;s/\]$/\]\x1b[0m/g'
+
+printf "\n%s\n" "$GENIUS_URL" >/dev/stderr