Add tenth capability word (STOCK_V10), protocol 0.6.0, ctx API 1.19.0, and

strict seed coverage for bits10. Extend seed RPC, replication adjuncts,
Wave 10 /proc JSON + proc index schema 6, boot.policy v10 enforcement in
kernel/init.js, sysproc:* workers, NDJSON/OTel/audit schema bumps, CI
(verify-kernel-roadmap-wave10.mjs) and doc updates across handbook,
developer-guide, compatibility matrix, and seeder kernel parity.

packages/bare-os-coreutils/lib/commands.mjs

@@ -91,9 +91,11 @@ export const COREUTILS_COMMANDS = [
   'sleep',
   'sort',
   'split',
+  'ssh-keygen',
   'stat',
   'sum',
   'sync',
+  'tar',
   'tac',
   'tail',
   'tee',