feat: add overview section with main steps

[astorm]

Closes: #69

This PR adds a section to the docs with an overview of all of the steps required at the start of this guide..

[ghost]

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• Start Time: 2021-11-15T21:09:33.283+0000

• Duration: 6 min 22 sec

• Commit: 3d1d979

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Test	Results
Failed	0
Passed	54
Skipped	0
Total	54

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