docker: Do not foreground by default, this should be a choice

It is weird that when invoking sslh, that it daemonizess in foreground by
default. This should always be a user choice, and if not, it should be a
program default.

Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>

Dockerfile

@@ -20,4 +20,4 @@ COPY --from=build "/sslh/sslh-select" "/usr/local/bin/sslh"
 
 RUN apk --no-cache add libconfig pcre2
 
-ENTRYPOINT [ "/usr/local/bin/sslh", "--foreground" ]
+ENTRYPOINT [ "/usr/local/bin/sslh" ]

README.md

@@ -50,6 +50,7 @@ docker run \
   --rm \
   -it \
   ghcr.io/yrutschle/sslh:latest \
+  --foreground \
   --listen=0.0.0.0:443 \
   --ssh=hostname:22 \
   --tls=hostname:443
@@ -66,7 +67,7 @@ services:
     hostname: sslh
     ports:
       - 443:443
-    command: --listen=0.0.0.0:443 --tls=nginx:443 --openvpn=openvpn:1194
+    command: --foreground --listen=0.0.0.0:443 --tls=nginx:443 --openvpn=openvpn:1194
     depends_on:
       - nginx
       - openvpn