add rescue container to simplify runners

build-all

@@ -47,6 +47,7 @@ build() { : \
 `# phase 3` \
  && build   cosmo-all           \
  && build   cosmo-dist          \
+ && build   rescue              \
 `# phase 4` \
  && build   cosmo-base          \
 `# phase 5` \

rescue/Dockerfile

@@ -0,0 +1,4 @@
+FROM scratch
+COPY --chmod=0755 --from=localhost/notwa-util /nu/busybox /bin/busybox
+COPY --chmod=0755 --from=localhost/cosmo-bootstrap /usr/bin/ape /bin/ape
+ENTRYPOINT ["/bin/busybox"]