feat: Multi-select script download with progress tracking (#121)

* feat: Add multi-select script download with progress tracking

- Add checkbox selection to script cards (both card and list views)
- Implement individual script downloads with real-time progress
- Add progress bar with visual indicators (✓ success, ✗ failed, ⟳ in-progress)
- Add batch download buttons (Download Selected, Download All Filtered)
- Add user-friendly error messages with specific guidance
- Add persistent progress bar with manual dismiss option
- Clear selection when switching between card/list views
- Update card download status immediately after completion

Features:
- Multi-select with checkboxes on script cards
- Real-time progress tracking during downloads
- Detailed error reporting with actionable messages
- Visual progress indicators for each script
- Batch download functionality for selected or filtered scripts
- Persistent progress bar until manually dismissed
- Automatic card status updates after download completion

* fix: Resolve ESLint errors

- Replace logical OR operators (||) with nullish coalescing (??) for safer null/undefined handling
- Replace for loop with for-of loop for better iteration
- Remove unused variable 'results'
- Fix all TypeScript ESLint warnings and errors

* fix: Resolve TypeScript error in loadMultipleScripts

- Use type guard to check for 'error' property before accessing
- Fix 'Property error does not exist' TypeScript error
- Ensure safe access to error property in result object

scripts/ct/debian.sh

@@ -1,43 +0,0 @@
-#!/usr/bin/env bash
-SCRIPT_DIR="$(dirname "$0")" 
-source "$SCRIPT_DIR/../core/build.func"
-# Copyright (c) 2021-2025 tteck
-# Author: tteck (tteckster)
-# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
-# Source: https://www.debian.org/
-
-APP="Debian"
-var_tags="${var_tags:-os}"
-var_cpu="${var_cpu:-1}"
-var_ram="${var_ram:-512}"
-var_disk="${var_disk:-2}"
-var_os="${var_os:-debian}"
-var_version="${var_version:-13}"
-var_unprivileged="${var_unprivileged:-1}"
-
-header_info "$APP"
-variables
-color
-catch_errors
-
-function update_script() {
-  header_info
-  check_container_storage
-  check_container_resources
-  if [[ ! -d /var ]]; then
-    msg_error "No ${APP} Installation Found!"
-    exit
-  fi
-  msg_info "Updating $APP LXC"
-  $STD apt update
-  $STD apt -y upgrade
-  msg_ok "Updated $APP LXC"
-  exit
-}
-
-start
-build_container
-description
-
-msg_ok "Completed Successfully!\n"
-echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"

scripts/install/debian-install.sh

@@ -1,24 +0,0 @@
-#!/usr/bin/env bash
-
-# Copyright (c) 2021-2025 tteck
-# Author: tteck (tteckster)
-# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
-# Source: https://www.debian.org/
-
-source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
-color
-verb_ip6
-catch_errors
-setting_up_container
-network_check
-update_os
-
-motd_ssh
-customize
-
-msg_info "Cleaning up"
-$STD apt -y autoremove
-$STD apt -y autoclean
-$STD apt -y clean
-msg_ok "Cleaned"
-