Build & test via:
```
cd /usr/src \
&& sudo chflags -R noschg /usr/obj/*/*/arm64.aarch64/release/ \
; sudo rm -rf /usr/obj/*/*/arm64.aarch64/release /tmp/FreeBSD-* /tmp/freebsd-arm64-schema.json \
; make -j32 buildworld TARGET_ARCH=aarch64 TARGET=arm64 -s \
&& make -j32 buildkernel TARGET_ARCH=aarch64 TARGET=arm64 KERNCONF=GENERIC -s \
&& cd ./release \
&& sudo make -j32 clean \
&& sudo make -DNOPORTS -DNOSRC \
KERNCONF=GENERIC TARGET_ARCH=aarch64 TARGET=arm64 \
WITH_CLOUDWARE=yes \
CLOUDWARE=OCI -s cloudware-release \
&& upload-to-oci
```
- either follow manual steps per:
https://people.freebsd.org/~dch/posts/2022-04-04-freebsd-oci.html
- or the automated fish script:
https://gist.github.com/dch/b39090703558e5aa582423163141faaf