Unify Omarchy migrations

migrations/1780517689.sh

@@ -0,0 +1,25 @@
+echo "Add yt-dlp download extension (Alt+Shift+D) to Chromium-based browsers"
+
+YTDLP_EXT="$OMARCHY_PATH/default/chromium/extensions/yt-dlp"
+
+add_ytdlp_extension() {
+  local file=$1
+
+  [[ -f $file ]] || return 0
+  grep -q "extensions/yt-dlp" "$file" && return 0
+
+  if grep -q "^--load-extension=" "$file"; then
+    sed -i --follow-symlinks "s|^--load-extension=\(.*\)$|--load-extension=\1,$YTDLP_EXT|" "$file"
+  else
+    echo "--load-extension=$YTDLP_EXT" >>"$file"
+  fi
+}
+
+for conf in chromium chrome google-chrome brave brave-beta brave-nightly brave-origin-beta microsoft-edge-stable; do
+  add_ytdlp_extension "$HOME/.config/$conf-flags.conf"
+done
+
+omarchy-pkg-add yt-dlp
+
+# Register the native messaging host that runs yt-dlp for the extension.
+omarchy-install-chromium-ytdlp || true