Documents the Windows Basic MiKTeX path missing from SETUP.md's minimal-TeX section: enabling silent [MPM]AutoInstall so missing-package installs don't block on a GUI prompt in non-interactive terminals, an mpm pre-install alternative matching the macOS TinyTeX package list, and a PowerShell translation of the existing bash smoke tests. Nested under the LaTeX section as a peer of the TinyTeX/BasicTeX subsection.
By @oscarbol09 (first contribution). Package names, AutoInstall config, and the PowerShell smoke block empirically verified on Windows 11 + MiKTeX.
