To run the Selenium IDE (side) tests from a Command Line

Open the Node Command prompt
cd <folder holding the Selenium side file)
for example:
cd C:\SeleniumClass


selenium-side-runner -c "browserName=<browser>" <side file name>

for example:
selenium-side-runner -c "browserName=chrome" RecreationGov.side


to run your tests using Edge, you need 2 steps

1) Open a Windows Command Prompt to
    C:\SeleniumClass\Drivers
    run edgedriver.exe and note the port listed 
    
2) Open a Node Command Prompt window   
   selenium-side-runner -c "browserName=MicrosoftEdge" -s http://localhost:9515 RecreationGov.side