Fix rego-tunnel docker-compose.json format and add build folder

- Convert environment from array to object format (runtipi requirement)
- Remove hardcoded KEY from docker-compose.json
- Add build folder with custom Dockerfile and rego scripts

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/rego-tunnel/build/rego/vpn.bat

@@ -0,0 +1,4 @@
+@echo off
+cd /d C:\Users\alexz\vpn_scripts\
+node vpn-login.js
+pause