Update Dockerfile

Author: mhmdksh

Dockerfile

@@ -1,10 +1,10 @@
-FROM caddy:2.7.4-builder-alpine AS builder
+FROM caddy:2-builder-alpine AS builder
 
 RUN xcaddy build \
     --with github.com/mholt/caddy-ratelimit \
     --with github.com/porech/caddy-maxmind-geolocation \
     --with github.com/muety/caddy-remote-host
 
-FROM caddy:2.7.4-alpine
+FROM caddy:2-alpine
 
 COPY --from=builder /usr/bin/caddy /usr/bin/caddy