Add install.sh and ammend readme

Author: michelroegl-brunner

README.md

@@ -42,6 +42,8 @@ A modern web-based management interface for Proxmox VE (PVE) helper scripts. Thi
 
 ## 🚀 Installation
 
+You can use the provided ```install.sh``` file in the root directory of this repository or follow the steps below to install manually. The install script takes care of all prerequisits.
+
 ### 1. Clone the Repository
 
 ```bash

install.sh

@@ -0,0 +1,90 @@
+#!/usr/bin/env bash
+# ------------------------------------------------------------------------------
+# Installer for PVESciptslocal
+# Author: Canbiz
+# ------------------------------------------------------------------------------
+
+set -euo pipefail
+
+# Colors
+RD=$(echo -e "\033[01;31m")
+GN=$(echo -e "\033[1;92m")
+YW=$(echo -e "\033[33m")
+CL=$(echo -e "\033[m")
+
+# Status functions
+msg_info() { echo -e "⏳ $YW$1$CL"; }
+msg_ok()   { echo -e "✔️  $GN$1$CL"; }
+msg_err()  { echo -e "❌ $RD$1$CL"; }
+
+# --- Check Proxmox VE environment ---
+if ! command -v pveversion >/dev/null 2>&1; then
+  msg_err "This script must be executed on a Proxmox VE host."
+  exit 1
+fi
+msg_ok "Proxmox VE detected: $(pveversion)"
+
+# --- Check git ---
+if ! command -v git >/dev/null 2>&1; then
+  msg_info "Git not found, installing..."
+  apt-get update
+  apt-get install -y git
+  msg_ok "Git installed: $(git --version)"
+else
+  msg_ok "Git already available: $(git --version)"
+fi
+
+# --- Check Node.js ---
+if ! command -v node >/dev/null 2>&1; then
+  msg_info "Node.js not found, installing Node.js 24.x..."
+  curl -fsSL https://deb.nodesource.com/setup_24.x | bash -
+  apt-get install -y nodejs
+  msg_ok "Node.js installed: $(node -v)"
+else
+  msg_ok "Node.js already available: $(node -v)"
+fi
+
+# --- Ask for installation path ---
+read -rp "Installation directory [default: /opt/PVESciptslocal]: " INSTALL_DIR
+INSTALL_DIR=${INSTALL_DIR:-/opt/PVESciptslocal}
+
+# --- Clone or update repository ---
+if [ ! -d "$INSTALL_DIR/.git" ]; then
+  msg_info "Cloning repository into $INSTALL_DIR..."
+  git clone https://github.com/michelroegl-brunner/PVESciptslocal.git "$INSTALL_DIR"
+  msg_ok "Repository cloned."
+else
+  msg_info "Directory already exists. Pulling latest changes..."
+  git -C "$INSTALL_DIR" pull
+  msg_ok "Repository updated."
+fi
+
+cd "$INSTALL_DIR"
+
+# --- Install dependencies ---
+msg_info "Installing dependencies..."
+npm install
+msg_ok "Dependencies installed."
+
+# --- Environment file ---
+if [ ! -f .env ]; then
+  msg_info "Creating environment file from example..."
+  cp .env.example .env
+  msg_ok ".env file created."
+else
+  msg_ok ".env file already exists, keeping it."
+fi
+
+# --- Build the application ---
+msg_info "Building application..."
+npm run build
+msg_ok "Build completed."
+
+# --- Start the application ---
+read -rp "Do you want to start the application now? (y/N): " START_APP
+if [[ "$START_APP" =~ ^[Yy]$ ]]; then
+  msg_info "Starting application..."
+  npm start
+else
+  msg_info "You can start the app anytime by running: cd $INSTALL_DIR && npm start"
+fi