add notify script

Dockerfile

@@ -6,7 +6,7 @@ LABEL HubImageName="wollud1969/httpdispatcher"
 
 RUN \
   apt update && \
-  apt install -y ca-certificates curl && \
+  apt install -y ca-certificates curl procps && \
   sed -i \
       -e 's,^#\(LoadModule proxy_module modules/mod_proxy.so\),\1,' \
       -e 's,^#\(LoadModule proxy_http_module modules/mod_proxy_http.so\),\1,' \
@@ -27,6 +27,7 @@ RUN \
   mkdir conf/editable/ssl/certs 
 
 COPY httpd-vhosts.conf-template conf/editable/
+COPY notify.sh /usr/bin/
 
 VOLUME /usr/local/apache2/conf/editable
 VOLUME /usr/local/apache2/logs

notify.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+(sleep 5 && /bin/kill -USR1 1) &
+
+exit 0
+