cat > sources/customer-copy-policy-v1.md <<'EOF'
# Customer-facing copy policy (superseded)

Use the internal short name in every customer-facing document.

This example source is retained only to show the supersession trail. The
current index must never point here.
EOF

cat > sources/customer-copy-policy-v2.md <<'EOF'
# Customer-facing copy policy

Use the full public product name in customer-facing copy; reserve internal short names for private operational notes.

Review this instruction when the public product name or audience changes.
EOF