Update .gitignore and add release script

.gitignore

@@ -1 +1,12 @@
-*.cmd
+# MacOS specific ignores
+.DS_Store
+
+# development
+.sublime/
+.venv/
+.vscode/
+
+# python cache files
+__pycache__/
+*.pyc
+

make.cmd

@@ -0,0 +1,39 @@
+@echo off
+setlocal
+chcp 65001 >nul
+pushd %~dp0
+
+if /i "%1" == "release" goto RELEASE
+goto :usage
+
+:RELEASE
+    if "%2"== "" goto :usage
+    set version=%2
+
+    for %%d in ("%~dp0.") do set package=%%~nxd
+
+    echo Creating assets for "%package%"...
+
+    :: create downloadable asset for ST4126+
+    set branch=master
+    set tag=4152-%version%
+    set archive=%package%.sublime-package
+    set assets="%archive%#%archive%"
+    call git push origin %branch%
+    call git archive --format zip -o "%archive%" %branch%
+
+    :: create the release
+    gh release create --target %branch% -t "Release %version%" "%tag%" %assets%
+    del /f /q *.sublime-package
+    git fetch
+    goto :eof
+
+:USAGE
+    echo USAGE:
+    echo.
+    echo   all ^[release^]
+    echo   prefs ^[release^]
+    echo   make ^[release^]
+    echo.
+    echo   release ^<semver^> -- create and publish a release (e.g. 1.2.3)
+    goto :eof