tailscale on low disk systems

gistfile1.txt

# https://tailscale.com/kb/1207/small-tailscale
GOOS=linux GOARCH=mips GOMIPS=softfloat go build -trimpath -o tailscale.combined -tags ts_include_cli,ts_omit_aws,ts_omit_bird,ts_omit_tap,ts_omit_kube,ts_omit_completion,ts_omit_ssh,ts_omit_wakeonlan,ts_omit_capture,ts_omit_relayserver,ts_omit_taildrop -ldflags="-s -w" ./cmd/tailscaled
file tailscale.combined 
ls -lah tailscale.combined
strip --strip-all tailscale.combined
ls -lah tailscale.combined
# https://github.com/tailscale/tailscale/issues/15129
# https://openwrt.org/docs/guide-user/services/vpn/tailscale/start#installation_on_storage_constrained_devices
# binutils-mips-linux-gnu
# strip --strip-all


GOOS=linux GOARCH=amd64 go build -tags ts_include_cli,ts_omit_aws,ts_omit_bird,ts_omit_tap,ts_omit_kube,ts_omit_completion,ts_omit_ssh,ts_omit_wakeonlan,ts_omit_capture,ts_omit_relayserver,ts_omit_taildrop -ldflags="-s -w" ./cmd/tailscaled
GOOS=linux GOARCH=amd64 go build -tags ts_include_cli,ts_omit_aws,ts_omit_bird,ts_omit_tap,ts_omit_kube,ts_omit_completion,ts_omit_ssh,ts_omit_wakeonlan,ts_omit_capture,ts_omit_relayserver,ts_omit_taildrop -ldflags="-s -w" ./cmd/tailscale
sed -i -e  's/QTS_MINI_VERSION=".*"/QTS_MINI_VERSION="4.0.0"/' ./release/dist/qnap/files/Tailscale/qpkg.cfg.in
make pkg

upx --lzma  --brute  tailscale.combined

opkg install kmod-tun
opkg install ca-bundle kmod-tun
https://serverfault.com/questions/163487/how-to-tell-if-a-linux-system-is-big-endian-or-little-endian/749469#749469