add scripts

scripts/files/random-wallpaper.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Predefined folder path
+FOLDER="$HOME/wallpapers"
+
+# Check if folder exists
+if [[ ! -d "$FOLDER" ]]; then
+    echo "Error: Folder '$FOLDER' does not exist." >&2
+    exit 1
+fi
+
+# Find all image files recursively
+images=($(find "$FOLDER" -type f \( -iname "*.jpg" -o -iname "*.jpeg" -o -iname "*.png" -o -iname "*.gif" -o -iname "*.bmp" -o -iname "*.webp" \) 2>/dev/null))
+
+# Check if any images were found
+if [[ ${#images[@]} -eq 0 ]]; then
+    echo "No image files found in '$FOLDER' or its subdirectories" >&2
+    exit 1
+fi
+
+# Select and output random image path
+random_index=$((RANDOM % ${#images[@]}))
+echo "${images[$random_index]}"