caddy container now uses environment variables

docker/production/Caddyfile

@@ -1,9 +1,18 @@
 {
 	skip_install_trust
-	http_port 8080
-	https_port 443
+	http_port {$HTTP_PORT}
+	https_port {$HTTPS_PORT}
 }
-:443 {
+
+:{$HTTP_PORT} {
+	redir / /web
+	uri strip_prefix /web
+	file_server {
+		root /web
+	}
+}
+
+:{$HTTPS_PORT} {
 	redir / /web
 	uri strip_prefix /web
 	tls internal {

docker/production/dockerfile

@@ -34,8 +34,9 @@ FROM alpine:latest
 ENV PROJECT_NAME="headscale-ui"
 # URL for the github/git location
 ENV PROJECT_URL="https://github.com/gurucomputing/headscale-ui"
-# Port that caddy will run on
-ENV PORT="443"
+# Ports that caddy will run on
+ENV HTTPS_PORT="443"
+ENV HTTP_PORT="80"
 
 # Production Web Server port. Runs a self signed SSL certificate
 EXPOSE 443

docker/production/scripts/2-initialise.sh

@@ -12,11 +12,5 @@ then
   cp /staging/Caddyfile /data/Caddyfile
 fi
 
-# replace port in Caddyfile if set
-if [ "$PORT" != "443" ]
-then
-  sed -i "s/443/$PORT/g" /data/Caddyfile
-fi
-
 echo "Starting Caddy"
 /usr/sbin/caddy run --adapter caddyfile --config /data/Caddyfile