cache enhancements

setup_cache.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# LEDMatrix Cache Setup Script
+# This script sets up a persistent cache directory for LEDMatrix
+
+echo "Setting up LEDMatrix persistent cache directory..."
+
+# Create the cache directory
+sudo mkdir -p /var/cache/ledmatrix
+
+# Get the real user (not root when running with sudo)
+REAL_USER=${SUDO_USER:-$USER}
+
+# Set ownership to the real user
+sudo chown $REAL_USER:$REAL_USER /var/cache/ledmatrix
+
+# Set permissions
+sudo chmod 755 /var/cache/ledmatrix
+
+echo "Cache directory created: /var/cache/ledmatrix"
+echo "Ownership set to: $REAL_USER"
+echo "Permissions set to: 755"
+
+# Test if the directory is writable
+if [ -w /var/cache/ledmatrix ]; then
+    echo "✓ Cache directory is writable"
+else
+    echo "✗ Cache directory is not writable"
+    exit 1
+fi
+
+echo ""
+echo "Setup complete! LEDMatrix will now use persistent caching."
+echo "The cache will survive system restarts."