fix: handle main loop errors correctly

[kruskall]

Do not call fatal or panic directly, instead propagate the error
to avoid multiple point of failure.

[apmmachine]

❕ Build Aborted

Either there was a build timeout or someone aborted the build.

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Build stats

• Start Time: 2022-07-29T11:37:33.564+0000

• Duration: 63 min 50 sec

Test stats 🧪

Test	Results
Failed	0
Passed	98
Skipped	32
Total	130

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[axw]

LGTM!