the fees u shared are too expensive, proportional to the amount of sats stacked; the additional privacy benefits gained by looping-out (swapping-out or moving lightning-to-onchain) are not worth the sats, imho;

i wud recommend coinos for lower fees of swapping as well as temporary 3rd-party custody, or phoenix if u are already willing to spend this much on a swap-out thru boltz; Phoenix is slightly more expensive, but the private keys are legit and node conectivity is #1;

are u already reading Dathcoin Guides? The following are relevant to your situation:

have fun studying pleb!