Using breakout switch(es) for automatic failover would be ideal vs. relying on physically moving cables to restore service. Now whether you do this with one switch, two switches, cloud managed switches, non cloud managed switches, dedicated switches, dual purpose "inside" switches like your #2 diagram shows, etc. you're never going to find one agreed upon design. People have their preferences and beliefs and you need to find the right solution to fit your requirements (cost, manageability, redundancy). I will refrain from saying what I'd do and leave it to others here to offer their advice and experience on what's worked for them.
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