Add CI build script

....unfortunately my CI server is down right now though, so we're still 
running it manually for now.

.docs/package.json

@@ -6,7 +6,8 @@
 	"private": true,
 	"scripts": {
 		"test": "echo \"No tests have been implemented yet\"",
-		"start": "npx @11ty/eleventy --serve"
+		"start": "npx @11ty/eleventy --serve",
+		"build": "npx @11ty/eleventy"
 	},
 	"repository": {
 		"type": "git",

build.sh

@@ -0,0 +1,165 @@
+#!/usr/bin/env bash
+set -e;
+
+#  ██████ ██     ██████  ██    ██ ██ ██      ██████
+# ██      ██     ██   ██ ██    ██ ██ ██      ██   ██
+# ██      ██     ██████  ██    ██ ██ ██      ██   ██
+# ██      ██     ██   ██ ██    ██ ██ ██      ██   ██
+#  ██████ ██     ██████   ██████  ██ ███████ ██████
+
+# This script's purpose is to execute CI build tasks for WorlEditAdditions.
+# 
+# Currently this involves building the website & uploading it to the web
+# server (though the upload obviously requires an SSH key).
+# 
+# You do NOT need to run this script to use WorldEditAdditions - only to build
+# the website.
+
+# If you try and submit malware to this file, you WILL receive a PERMANENT BAN,
+# and I WILL report you to all the places I possibly can.
+
+deploy_ssh_user="ci";
+deploy_ssh_host="starbeamrainbowlabs.com";
+deploy_ssh_port="2403";
+
+deploy_root_dir="WorldEditAdditions";
+
+# Make sure $WORKSPACE is set to ensure compatilibity with a regular shell
+# This is important until we get our CI server back up and running
+WORKSPACE="${WORKSPACE:-$PWD}";
+
+###############################################################################
+
+log_msg() {
+	echo "[ $SECONDS ] >>> $*" >&2;
+}
+
+# $1 - Command name to check for
+check_command() {
+	set +e;
+	which $1 >/dev/null 2>&1; exit_code=$?
+	if [[ "${exit_code}" -ne 0 ]]; then
+		log_msg "Error: Couldn't locate $1. Make sure it's installed and in your path.";
+	fi
+	set -e;
+}
+
+###############################################################################
+
+log_msg "WorldEditAdditions build script starting";
+log_msg "You do NOT need to run this script to use WorldEditAdditions - this script is for my Continuous Integration server to build and deploy the website :-)";
+
+check_command node;
+check_command npm;
+check_command npx;
+check_command cat;
+check_command sftp;
+check_command lftp;
+
+if [[ -z "${SSH_KEY_PATH}" ]]; then
+	echo "Error: SSH_KEY_PATH environment variable is not set.";
+	exit 1;
+fi
+
+temp_dir="$(mktemp --tmpdir -d "WorldEditAdditions-XXXXXXX")";
+on_exit() {
+	rm -rf "${temp_dir}";
+}
+trap on_exit EXIT;
+
+###############################################################################
+
+
+cd "./.docs" || { echo "Failed to cd into ./.docs"; exit 1; };
+
+# ██████  ██    ██ ██ ██      ██████
+# ██   ██ ██    ██ ██ ██      ██   ██
+# ██████  ██    ██ ██ ██      ██   ██
+# ██   ██ ██    ██ ██ ██      ██   ██
+# ██████   ██████  ██ ███████ ██████
+
+log_msg "Installing website dependencies";
+
+npm install;
+
+log_msg "Building website";
+
+npm run build;
+
+if [[ ! -d "_site" ]]; then
+	log_msg "Error: No website build output generated (eh?)";
+	exit 1;
+fi
+
+
+#  █████  ██████   ██████ ██   ██ ██ ██    ██ ███████
+# ██   ██ ██   ██ ██      ██   ██ ██ ██    ██ ██
+# ███████ ██████  ██      ███████ ██ ██    ██ █████
+# ██   ██ ██   ██ ██      ██   ██ ██  ██  ██  ██
+# ██   ██ ██   ██  ██████ ██   ██ ██   ████   ███████
+
+if [[ ! -z "${ARCHIVE}" ]]; then
+	log_msg "Archiving content";
+	check_command tar;
+	check_command gzip;
+	
+	cd "_site" || { echo "Failed to cd into _site"; exit 1; };
+	
+	tar -caf "${ARCHIVE}/WorldEditAdditions-website.tar.gz" .;
+	
+	log_msg "Archived to ${ARCHIVE}/WorldEditAdditions-website.tar.gz:";
+	ls -lh "${ARCHIVE}/WorldEditAdditions-website.tar.gz";
+	
+	cd ".." || { echo "Failed to parent directory again"; exit 1; };
+fi
+
+
+# ██    ██ ██████  ██       ██████   █████  ██████
+# ██    ██ ██   ██ ██      ██    ██ ██   ██ ██   ██
+# ██    ██ ██████  ██      ██    ██ ███████ ██   ██
+# ██    ██ ██      ██      ██    ██ ██   ██ ██   ██
+#  ██████  ██      ███████  ██████  ██   ██ ██████
+
+log_msg "Acquiring upload lock";
+# Acquire an exclusive project-wide lock so that we only upload stuff one-at-a-time
+exec 9<"${WORKSPACE}";
+flock --exclusive 9;
+
+log_msg "Deploying to server";
+
+# Actions:
+# [sftp] 1. Connect to remote server
+# [sftp] 2. Upload new files
+# [lftp] 4. Swap in new directory
+# [lftp] 5. Delete old directory
+
+sftp -i "${SSH_KEY_PATH}" -P "${deploy_ssh_port}" -o PasswordAuthentication=no "${deploy_ssh_user}@${deploy_ssh_host}" << SFTPCOMMANDS
+mkdir ${deploy_root_dir}/www-new
+put -r _site/* ${deploy_root_dir}/www-new
+bye
+SFTPCOMMANDS
+
+lftp_commands_filename="${temp_dir}/commands.lftp";
+
+(
+	echo "set sftp:connect-program 'ssh -x -i ${SSH_KEY_PATH}'";
+	# We have an extra : before the @ here to avoid the password prompt
+	echo "connect sftp://${deploy_ssh_user}:@${deploy_ssh_host}:${deploy_ssh_port}";
+	
+	echo "mv \"${deploy_root_dir}/www\" \"${deploy_root_dir}/www-old\"";
+	echo "mv \"${deploy_root_dir}/www-new\" \"${deploy_root_dir}/www\"";
+	echo "rm -r \"${deploy_root_dir}/www-old\"";
+	echo "bye";
+) >"${lftp_commands_filename}";
+
+
+lftp --version;
+cat "${lftp_commands_filename}";
+lftp -f "${lftp_commands_filename}";
+exit_code=$?
+
+log_msg "Releasing lock";
+exec 9>&- # Close file descriptor 9 and release the lock
+
+
+log_msg "Complete!";