Fix Hugo compatibility: update theme min version, add install script

install-hugo.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+# Install Hugo Extended on Ubuntu LXC container
+# Run as root or with sudo
+
+set -e
+
+echo "Installing Hugo Extended on Ubuntu..."
+
+# Check current Hugo version
+if command -v hugo &> /dev/null; then
+    echo "Current Hugo version:"
+    hugo version
+fi
+
+# Remove old Hugo from apt if installed
+echo "Removing old Hugo installation..."
+apt remove -y hugo 2>/dev/null || true
+
+# Add Hugo APT repository
+echo "Adding Hugo APT repository..."
+ARCH=$(dpkg --print-architecture)
+echo "deb [arch=${ARCH} signed-by=/etc/apt/keyrings/hugo.gpg] https://hugo-apt.8hob.io latest main" | tee /etc/apt/sources.list.d/hugo.list
+chmod 644 /etc/apt/sources.list.d/hugo.list
+
+# Add signing key
+mkdir -p /etc/apt/keyrings
+wget -O /etc/apt/keyrings/hugo.gpg https://hugo-apt.8hob.io/signing-key
+chmod 644 /etc/apt/keyrings/hugo.gpg
+
+# Pin repository priority
+cat > /etc/apt/preferences.d/hugo <<EOF
+Package: hugo
+Pin: origin "hugo-apt.8hob.io"
+Pin-Priority: 520
+EOF
+chmod 644 /etc/apt/preferences.d/hugo
+
+# Install Hugo Extended
+echo "Updating package list and installing Hugo..."
+apt update
+apt install -y hugo
+
+# Install git (required for Hugo modules)
+apt install -y git
+
+# Verify installation
+echo "Verifying installation..."
+hugo version
+hugo env | grep HUGO_EXTENDED
+
+echo "Hugo Extended installation completed successfully!"
+echo "Run 'hugo version' to confirm."