Briar v1.2.178

What's Changed

• fix: route hierarchy APIs through Worker by @siisee11 in #1503
• Enable evaluated DM memory recall by @siisee11 in #1504
• refactor: establish protobuf and Connect as cross-language SSoT by @lentil32 in #1427
• fix(deploy): run required archive migration preflight by @lentil32 in #1505
• fix(db): release invalid worker session leases by @lentil32 in #1506
• fix(db): permit canonical policy backfill by @lentil32 in #1507
• fix: migrate local config to ProtoJSON on startup by @lentil32 in #1508
• chore: prepare Briar v1.2.178 by @lentil32 in #1509

Full Changelog: v1.2.177...v1.2.178