after getting caddy working

flatcar-quickstart2/cl.yaml

@@ -2,7 +2,7 @@ variant: flatcar
 version: 1.0.0
 systemd:
   units:
-    - name: nginx.service
+    - name: caddy.service
       enabled: true
       contents: |
         [Unit]
@@ -11,15 +11,15 @@ systemd:
         Requires=docker.service
         [Service]
         TimeoutStartSec=0
-        ExecStartPre=-/usr/bin/docker rm --force nginx1
-        ExecStart=/usr/bin/docker run --name nginx1 --pull always --log-driver=journald --net host docker.io/nginx:1
-        ExecStop=/usr/bin/docker stop nginx1
+        ExecStartPre=-/usr/bin/docker rm --force caddy2
+        ExecStart=/usr/bin/docker run --name caddy2 --pull always --log-driver=journald --net host -v /var/caddy:/etc/caddy docker.io/caddy:2
+        ExecStop=/usr/bin/docker stop caddy2
         Restart=always
         RestartSec=5s
         [Install]
         WantedBy=multi-user.target
 storage:
   files:
-    - path: /var/www/index.html
+    - path: /var/caddy/Caddyfile
       contents:
-        inline: Hello worldxx
+        inline: "localhost\n\nrespond \"Hello, world!\""

flatcar-quickstart2/ignition.json

@@ -1 +1 @@
-{"ignition":{"version":"3.3.0"},"storage":{"files":[{"path":"/var/www/index.html","contents":{"compression":"","source":"data:,Hello%20worldxx"}}]},"systemd":{"units":[{"contents":"[Unit]\nDescription=NGINX example\nAfter=docker.service\nRequires=docker.service\n[Service]\nTimeoutStartSec=0\nExecStartPre=-/usr/bin/docker rm --force nginx1\nExecStart=/usr/bin/docker run --name nginx1 --pull always --log-driver=journald --net host docker.io/nginx:1\nExecStop=/usr/bin/docker stop nginx1\nRestart=always\nRestartSec=5s\n[Install]\nWantedBy=multi-user.target\n","enabled":true,"name":"nginx.service"}]}}
+{"ignition":{"version":"3.3.0"},"storage":{"files":[{"path":"/var/caddy/Caddyfile","contents":{"compression":"","source":"data:,localhost%0A%0Arespond%20%22Hello%2C%20world!%22"}}]},"systemd":{"units":[{"contents":"[Unit]\nDescription=NGINX example\nAfter=docker.service\nRequires=docker.service\n[Service]\nTimeoutStartSec=0\nExecStartPre=-/usr/bin/docker rm --force caddy2\nExecStart=/usr/bin/docker run --name caddy2 --pull always --log-driver=journald --net host -v /var/caddy:/etc/caddy docker.io/caddy:2\nExecStop=/usr/bin/docker stop caddy2\nRestart=always\nRestartSec=5s\n[Install]\nWantedBy=multi-user.target\n","enabled":true,"name":"caddy.service"}]}}