Add import-to-jellyfin script

packages/import-to-jellyfin.nix

@@ -0,0 +1,27 @@
+{ pkgs }:
+
+pkgs.writeShellApplication {
+  name = "import-to-jellyfin";
+
+  runtimeInputs = with pkgs; [ coreutils ];
+
+  text = ''
+    source_path="/home/opdavies/import"
+
+    mapfile -t files < <(find "$source_path" -type f -name "*.mp4")
+
+    for filepath in "''${files[@]}"; do
+      echo "Moving $filepath..."
+
+      filename="$(basename "$filepath")"
+      filename_without_extension="''${filename%.mp4}"
+
+      destination_path="/mnt/media/jellyfin/Movies/$filename_without_extension"
+      mkdir -p "$destination_path"
+
+      mv "$source_path/$filename" "$destination_path"
+    done
+
+    chown -R jellyfin:media /mnt/media/jellyfin
+  '';
+}