Avoid `jq` where possible

[sskras]

@nicholasmireles commented on Jul 28, 2024:

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Some minor tweaks if you don't have/want jq installed:

Line 111:

• This could simply be NAMESERVER=$(resolvectl dns eth0 | cut -d" " -f4) if you know eth0 is your normal interface.

Line 119:

• This similarly can be changed to ENDPOINT=$(curl -s https://ipinfo.io/ip)

[sskras]

Very valid request, I support this take.

BTW, numbers of both these lines have been increment recently. Now it's:

https://github.com/sskras/wg-peers/blob/d359838d3c6364eefc2717a6d548d0a6d5ab774f/wg-peer#L112

https://github.com/sskras/wg-peers/blob/d359838d3c6364eefc2717a6d548d0a6d5ab774f/wg-peer#L120