silly uki image with the systemd-ukify tooling

flake.nix

@@ -35,9 +35,70 @@
             mkdir -p out/lib
             # copy systemd
             cp -r ${self.packages.${system}.systemd.out}/* out/
+            pushd out
+
+            chmod 755 etc
+
+            echo patos > ./etc/hostname
+            cat <<EOF > ./etc/os-release
+            NAME="Patos"
+            PRETTY_NAME="Patos Platform"
+            ID=patos
+            EOF
+
+            cat <<EOF > ./etc/passwd
+            root::0:0:root:/root:/bin/sh
+            bin:x:1:1:bin:/bin:/usr/bin/nologin
+            daemon:x:2:2:daemon:/:/usr/bin/nologin
+            mail:x:8:12:mail:/var/spool/mail:/usr/bin/nologin
+            ftp:x:14:11:ftp:/srv/ftp:/usr/bin/nologin
+            http:x:33:33:http:/srv/http:/usr/bin/nologin
+            uuidd:x:68:68:uuidd:/:/usr/bin/nologin
+            dbus:x:81:81:dbus:/:/usr/bin/nologin
+            nobody:x:99:99:nobody:/:/usr/bin/nologin
+            EOF
+            chmod 644 ./etc/passwd
+
+            cat <<EOF > ./etc/group
+            root:x:0:root
+            bin:x:1:root,bin,daemon
+            daemon:x:2:root,bin,daemon
+            sys:x:3:root,bin
+            adm:x:4:root,daemon
+            tty:x:5:
+            disk:x:6:root
+            lp:x:7:daemon
+            mem:x:8:
+            kmem:x:9:
+            wheel:x:10:root
+            ftp:x:11:
+            mail:x:12:
+            uucp:x:14:
+            log:x:19:root
+            utmp:x:20:
+            locate:x:21:
+            rfkill:x:24:
+            smmsp:x:25:
+            proc:x:26:
+            http:x:33:
+            games:x:50:
+            lock:x:54:
+            uuidd:x:68:
+            dbus:x:81:
+            network:x:90:
+            video:x:91:
+            audio:x:92:
+            optical:x:93:
+            floppy:x:94:
+            storage:x:95:
+            scanner:x:96:
+            input:x:97:
+            power:x:98:
+            nobody:x:99:
+            EOF
+            chmod 644 ./etc/group
 
             # get shared libs
-            pushd out
             find . -type f -executable | xargs ldd | awk '{print $3}' | grep -v systemd | sort -u | xargs cp -t lib
 
             # gen initrd