chore: remove unused offline installer script

install_proxmenux_offline.sh

@@ -1,73 +0,0 @@
-#!/bin/bash
-
-# ==========================================================
-# ProxMenux Offline Installer
-# ==========================================================
-# This script clones the ProxMenux repository to a temporary
-# location, runs the installer, and then cleans up.
-# ==========================================================
-
-set -e  # Exit on error
-
-# Configuration
-REPO_URL="https://github.com/c78-contrib/ProxMenuxOffline.git"
-TEMP_DIR="/tmp/proxmenux-install-$$"
-INSTALLER_SCRIPT="install_proxmenux.sh"
-
-# Colors for output
-RED='\033[0;31m'
-GREEN='\033[0;32m'
-YELLOW='\033[1;33m'
-NC='\033[0m' # No Color
-
-# Cleanup function
-cleanup() {
-    if [ -d "$TEMP_DIR" ]; then
-        echo -e "${YELLOW}Cleaning up temporary files...${NC}"
-        rm -rf "$TEMP_DIR"
-        echo -e "${GREEN}Cleanup completed.${NC}"
-    fi
-}
-
-# Set trap to ensure cleanup on exit
-trap cleanup EXIT
-
-# Check if running as root
-if [ "$(id -u)" -ne 0 ]; then
-    echo -e "${RED}Error: This script must be run as root.${NC}"
-    exit 1
-fi
-
-# Check if git is installed
-if ! command -v git &> /dev/null; then
-    echo -e "${YELLOW}Git is not installed. Installing git...${NC}"
-    apt-get update -qq
-    apt-get install -y git
-fi
-
-# Clone repository
-echo -e "${GREEN}Cloning ProxMenux repository...${NC}"
-if ! git clone --depth 1 "$REPO_URL" "$TEMP_DIR" 2>&1; then
-    echo -e "${RED}Error: Failed to clone repository from $REPO_URL${NC}"
-    exit 1
-fi
-
-# Change to temporary directory
-cd "$TEMP_DIR"
-
-# Check if installer exists
-if [ ! -f "$INSTALLER_SCRIPT" ]; then
-    echo -e "${RED}Error: Installer script '$INSTALLER_SCRIPT' not found in repository.${NC}"
-    exit 1
-fi
-
-# Make installer executable
-chmod +x "$INSTALLER_SCRIPT"
-
-# Run the installer
-echo -e "${GREEN}Running ProxMenux installer...${NC}"
-echo "----------------------------------------"
-bash "$INSTALLER_SCRIPT"
-
-echo "----------------------------------------"
-echo -e "${GREEN}Installation completed successfully!${NC}"