v2.1.6

Summary

• Align installer release versioning with buyer repo release beta-v2.1.6.
• Promote beta installer state that defaults buyer source branch to feat/buyer-setup-smoke.
• Keep installer usage/docs consistent with generalized buyer branch naming.

What changed in this installer beta

• install.sh and install.ps1 default source branch now point to feat/buyer-setup-smoke.
• Documentation/examples updated to use generalized branch naming.
• Latest semver auto-pick behavior is unchanged; installer still picks newest bundle when OCS_VERSION is not pinned.

Compatibility note

• This installer release is intended to pair with buyer config release line v2.1.6.