changed the patch files that we can also use them with busybox for testing in Woodpecker

patches/frodo.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+#
+#    "How do you pick up the threads of an old life?
+#     How do you go on, when in your heart you begin
+#       to understand... there is no going back?
+#      There are some things that time cannot mend.
+#    Some hurts that go too deep, that have taken hold."
+#             Frodo, The Return of the King
+#
+#
+# This script shall repair the patches for the little
+# broken programs using the old patches in this directory
+# first, to heal them and then create new and better
+# patches, with Gollum's help.
+#
+set -e
+
+# We check ourselves before we wreck ourselves.
+if [ ! -f patches/frodo.sh ]
+then
+    echo "But I must be run from the project root directory."
+    exit 1
+fi
+
+# Create directory of answers if it doesn't already exist.
+mkdir -p answers
+
+# Cycle through all the little broken Zig applications.
+i=0
+for broken in exercises/*.zig
+do
+	((i=i+1))
+
+    # Remove the dir and extension, rendering the True Name.
+    true_name=$(basename "$broken" .zig)
+    patch_name="patches/patches/$true_name.patch"
+    healed_name="answers/$true_name.zig"
+    cp "$broken" "$healed_name"
+	# echo "$patch_name"
+
+    if [ -f "$patch_name" ]
+    then
+        # Apply the bandages to the wounds, grow new limbs, let
+        # new life spring into the broken bodies of the fallen.
+        echo Healing "$true_name"...
+		patch -i "$patch_name" "$healed_name"
+
+		# Create new prescriptions...
+		echo Repairing "$patch_name"...
+		if [ "$true_name.patch" = "999_the_end.patch" ]
+		then
+			i=999
+		fi
+		# with gollum's help!
+		./patches/gollum.sh $i
+    else
+        echo Cannot repair "$true_name". No patch found.
+    fi
+done
+