add youtube-music-downloader script

Configs/bin/.local/bin/youtube-music-updater

@@ -0,0 +1,37 @@
+#!/bin/env bash
+
+package=$1
+shift
+
+if [[ -z $package ]]; then
+    echo "Please specify an installation method"
+    echo "Available methods: Flatpak, RPM"
+    exit 1
+fi
+
+DOWNLOAD_DIR="$HOME/.local/share/youtube-music-updater"
+mkdir -p "$DOWNLOAD_DIR"
+
+latest=$(wget 'https://github.com/th-ch/youtube-music/releases/latest/download/latest-linux.yml' -q -O -)
+version=$(echo "$latest" | grep 'version' | awk '{ print $2 }')
+base_url="https://github.com/th-ch/youtube-music/releases/latest/download"
+
+echo "Downloading YouTube Music version $version"
+
+case "${package,,}" in
+"flatpak")
+    wget "$base_url/YouTube-Music-$version-x86_64.flatpak" \
+        -q --show-progress \
+        -O "$DOWNLOAD_DIR/YouTube-Music-$version-x86_64.flatpak"
+
+    flatpak remove --user --assumeyes --noninteractive com.github.th_ch.youtube_music
+    flatpak install --user --assumeyes --noninteractive "$DOWNLOAD_DIR/YouTube-Music-$version-x86_64.flatpak"
+    ;;
+"rpm")
+    wget "$base_url/youtube-music-$version.x86_64.rpm" \
+        -q --show-progress \
+        -O "$DOWNLOAD_DIR/youtube-music-$version.x86_64.rpm"
+
+    sudo dnf install --assumeyes "$DOWNLOAD_DIR/youtube-music-$version.x86_64.rpm"
+    ;;
+esac