added steps for missing Windows platform

Author: GorvGoyl

README.md

@@ -35,14 +35,15 @@ If you can't use GitHub, you can use other providers:
 
         npm install
 
-4. Generate a GitHub access token by going to <https://github.com/settings/tokens/new>.  The access token should have the `repo` scope/permission.  Once you have the token, assign it to an environment variable (on macOS/linux):
-
-        export GH_TOKEN="<YOUR_TOKEN_HERE>"
+4. Generate a GitHub access token by going to <https://github.com/settings/tokens/new>.  The access token should have the `repo` scope/permission.  Once you have the token, assign it to an environment variable 
+(on macOS/linux):  export GH_TOKEN="<YOUR_TOKEN_HERE>"
+(on Windows, run in powershell): [Environment]::SetEnvironmentVariable("GH_TOKEN","<YOUR_TOKEN_HERE>","User")
+make sure to restart IDE/Terminal to inherit latest env variable.
 
 5. Publish with the `publish.sh` script:
 
         ./publish.sh
-
+In case of Windows, directly run the command: node_modules/.bin/build --win -p always
 6. Release the release on GitHub by going to <https://github.com/iffy/electron-updater-example/releases>, editing the release and clicking "Publish release."
 
 7. Download and install the app from <https://github.com/iffy/electron-updater-example/releases>.