chore: auto-bump version to v1.6.7

Author: devakesu

.example.env

@@ -42,7 +42,7 @@
 NEXT_PUBLIC_APP_NAME=GhostClass
 
 # ⚠️ App Version (displayed in health checks and footer)
-NEXT_PUBLIC_APP_VERSION=1.6.6
+NEXT_PUBLIC_APP_VERSION=1.6.7
 
 # ⚠️ Your production domain (without https://)
 # All URL-based variables are derived from this

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ghostclass",
-  "version": "1.6.6",
+  "version": "1.6.7",
   "private": true,
   "engines": {
     "node": "^20.19.0 || >=22.12.0",