chore: re-version release as v1.67.1.0

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## [1.66.2.0] - 2026-08-16
+## [1.67.1.0] - 2026-08-16
 
 **We read every line of external-contributor code from the last two months.**
 **Six findings hardened, two refuted, zero backdoors.**

VERSION

@@ -1 +1 @@
-1.66.2.0
+1.67.1.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gstack",
-  "version": "1.66.2.0",
+  "version": "1.67.1.0",
   "description": "Garry's Stack — Claude Code skills + fast headless browser. One repo, one install, entire AI engineering workflow.",
   "license": "MIT",
   "type": "module",