+1 for an action cam. Take a look at the Sony models, they have a different form factor that might work better for running. That, or look at popular running channels and see if they lost their gear in the description , like kofuzi talks about gear sometimes
And I think your plan is great, and fully accept your need for safety and respect as a pedestrian.
Having said that and fully meaning the previous sentence:
Is there any research you.vould do on alternate routes, maybe even some that put you on park trails or similar ? It may be a more enjoyable experience.
Again I'm not saying you're doing anything wrong or don't deserve to run in your local area.