Sending Messages in OSD to Slack

I originally saw Terence Beggs post about sending messages through Microsoft Teams. Not having Teams, I wanted to send the message through Slack instead. This pretty much operates in the same fashion but had to be tweaked in order to work properly. These script(s) are a very minor part of our SCCM environment, but I really love getting notified when either in-place upgrades are complete, or computers are imaged.

Configuration Manager 1910 Step-by-step upgrade guide

If you’re a seasoned veteran of Configuration Manager, or SCCM, or MECM, or MEMCM. This post is exactly for you. First you want to navigate to https://docs.microsoft.com/en-us/configmgr/core/servers/manage/checklist-for-installing-update-1910. Then you want to read it. Finally install the update from the console. * Optionally you can install this in tandem with drinking a nice cold beer (use