Use archie-zola and add script to update it

.gitignore

@@ -1,2 +1,3 @@
 .idea/
 public
+themes/*.zip

config.toml

@@ -1,6 +1,8 @@
 # The URL the site will be built for
 base_url = "https://bluespec.dev"
 
+theme = "archie-zola"
+
 # Whether to automatically compile all Sass files in the sass directory
 compile_sass = true
 

update-theme.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -p bash unzip -i bash
+# shellcheck shell=bash
+
+set -euo pipefail
+
+cd "themes"
+
+wget "https://github.com/XXXMrG/archie-zola/archive/refs/heads/main.zip"
+
+unzip "main.zip"
+
+rm -rf "archie-zola"
+
+mv "archie-zola-main" "archie-zola"
+
+rm -f "main.zip"