Dev - win32 testing and Makefile fixes (#6)

Dev - win32 testing and Makefile fixes (#6)

* don't include upgrade_scripts/ for now (empty)

* try adding test-win32 job

* test alias; skip tests on win32 (for now)

* win32 workflow: line endings, better note

    we're skipping `make test` to directly test out
    `make install && nutra init`

* fix PY_SYS_INTERPRETER on Windows_NT

* uncomment target

* automate init with -y flag to skip stdin

* add debug flag to init -y

* remove .env.bat (not need anymore, Makefile does)

* bump version

* separate workflows for linux / win32

* update readme badges

* rename to NUTRA_HOME, try full path

* test out on my windows VM