add gitkeeps to preserve empty folders

workflows/comfy/add_gitkeeps.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+cd ComfyUI
+
+# Check if the input file exists
+if [ ! -f ../gitkeeps.txt ]; then
+    echo "File 'gitkeeps.txt' not found!"
+    exit 1
+fi
+
+# Read each line from the file
+while IFS= read -r directory; do
+    # Check if the line is not empty and the directory exists
+    if [[ -n "$directory" && -d "$directory" ]]; then
+        # Add a .gitkeep file to the directory
+        touch "${directory}/.gitkeep"
+        echo "Added .gitkeep to $directory"
+    else
+        echo "Directory '$directory' not found or line is empty."
+    fi
+done < ../gitkeeps.txt

workflows/comfy/gitkeeps.txt

@@ -0,0 +1,2 @@
+custom_nodes/comfy_mtb/extern/GFPGAN/
+custom_nodes/comfy_mtb/extern/frame_interpolation/