release: bump v1.13.0.0 → v1.16.0.0

Main shipped v1.13.0.0 (claude outside-voice skill), v1.14.0.0
(sidebar REPL), and v1.15.0.0 (slim preamble + plan-mode E2E)
while this branch was in flight. Use v1.16.0.0 as the next
available slot.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## [1.13.0.0] - 2026-04-26
+## [1.16.0.0] - 2026-04-26
 
 ## **Browser-skills land. Hand-write a deterministic browser script once, run it forever in 200ms instead of 30s of agent re-exploration.**
 

VERSION

@@ -1 +1 @@
-1.13.0.0
+1.16.0.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gstack",
-  "version": "1.13.0.0",
+  "version": "1.16.0.0",
   "description": "Garry's Stack — Claude Code skills + fast headless browser. One repo, one install, entire AI engineering workflow.",
   "license": "MIT",
   "type": "module",