#!/usr/bin/env bash
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
DOCS_DIR="$SCRIPT_DIR/phase2_docs"
TARGET_DIR="${1:-$(pwd)/docs}"

if [[ ! -d "$DOCS_DIR" ]]; then
    echo "Documentation source directory not found: $DOCS_DIR" >&2
    exit 1
fi

mkdir -p "$TARGET_DIR"
cp "$DOCS_DIR"/*.md "$TARGET_DIR/"

echo "Installed Phase 2 documentation into: $TARGET_DIR"
printf '%s\n' "Files installed:"
find "$TARGET_DIR" -maxdepth 1 -type f -name '*.md' -print | sort