go: use last 5 hash characters for short urls
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@ -51,7 +51,7 @@ let
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sha256=$(echo "$uri" | sha256sum -b | cut -d\ -f1)
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base32=$(${pkgs.nixStable}/bin/nix-hash --to-base32 --type sha256 "$sha256")
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base32short=$(echo "$base32" | cut -b-5)
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base32short=$(echo "$base32" | cut -c48-52)
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${pkgs.redis}/bin/redis-cli set "$base32short" "$uri" >/dev/null
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ref="http://$req_host/$base32short"
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