Update Dockerfile

Dockerfile

@@ -5,23 +5,21 @@ FROM alpine:latest
 RUN apk add --no-cache dante-server
 
 # Create a simple configuration file for dante-server
-RUN echo "
-logoutput: stderr
-internal: 0.0.0.0 port = 1080
-external: 0.0.0.0
-method: none
-clientmethod: none
-user.privileged: root
-user.notprivileged: nobody
-client pass {
-    from: 0.0.0.0/0 to: 0.0.0.0/0
-    log: connect disconnect error
-}
-socks pass {
-    from: 0.0.0.0/0 to: 0.0.0.0/0
-    log: connect disconnect error
-}
-" > /etc/sockd.conf
+RUN echo "logoutput: stderr\n\
+internal: 0.0.0.0 port = 1080\n\
+external: 0.0.0.0\n\
+method: none\n\
+clientmethod: none\n\
+user.privileged: root\n\
+user.notprivileged: nobody\n\
+client pass {\n\
+    from: 0.0.0.0/0 to: 0.0.0.0/0\n\
+    log: connect disconnect error\n\
+}\n\
+socks pass {\n\
+    from: 0.0.0.0/0 to: 0.0.0.0/0\n\
+    log: connect disconnect error\n\
+}" > /etc/sockd.conf
 
 # Expose the SOCKS proxy port
 EXPOSE 1080