- Copy scripts/ folder on deploy so runMigrations.vbs is available on server
- Create empty webdata.mdb via ADOX (32-bit cscript) on first deploy
- Run migrations after each deploy using SysWOW64\cscript.exe (JET 4.0 requires 32-bit)
- Remove stale webdata.accdb (wrong format for JET 4.0 provider)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>