Caddyfile changes to support PXE serving

devices/teal/config/etc/caddy/Caddyfile

@@ -1,9 +1,17 @@
-www.objectbrokers.com {
+# Serve PXE assets over plain HTTP on port 80
-        reverse_proxy localhost:8084
+http://192.168.88.231:80 {
+    # Set the root directory where your PXE files live
+    root * /srv/pxe
+
+   # enable static file serving
+   file_server
+
+   # Enable directory browsing for easier manual debugging in a browser
+   file_server browse
 }
 
-teal.objectbrokers.com {
+www.objectbrokers.com {
-	respond "Caddy here."
+        reverse_proxy localhost:8084
 }
 
 cockpit.objectbrokers.com {