try to run without root user

Dockerfile

@@ -8,7 +8,6 @@ RUN echo "deb-src http://deb.debian.org/debian bullseye main contrib" >> /etc/ap
     && ./configure \
         --prefix=/usr \
         --datadir=/usr/share/squid \
-		--build=x86_64-linux-gnu \
 		--enable-cache-digests \
 		--includedir=/usr/include \
 		--program-prefix= \
@@ -22,14 +21,13 @@ RUN echo "deb-src http://deb.debian.org/debian bullseye main contrib" >> /etc/ap
 		--enable-icap-support \
 		--enable-async-io \
 		--with-pthreads \
-        --with-winbind \
+        	--with-winbind \
 		--bindir=/usr/sbin \
 		--sbindir=/usr/sbin \
 		--with-squid=/usr/lib/squid \
 		--disable-ipv6 \
 		--enable-ltdl-convenience \
 		--enable-http-violations \
-		build_alias="x86_64-linux-gnu" \
 		CFLAGS="-g -O2 -g -Wall -O2" \
 		LDFLAGS= \
 		CPPFLAGS= \
@@ -46,13 +44,15 @@ RUN echo "deb-src http://deb.debian.org/debian bullseye main contrib" >> /etc/ap
 		--enable-auth-digest="LDAP" \
 		--enable-auth-ntlm \
 		--enable-auth-negotiate \
-        --enable-negotiate-auth-helpers \
-	    --with-krb5-config=yes \
+                --enable-negotiate-auth-helpers \
+	        --with-krb5-config=yes \
 		--enable-icap-client \
 		--sysconfdir=/etc/squid \
 		--with-filedescriptors=48000 \
 		--enable-delay-pools \
 		--with-large-files \
+                --with-pidfile=/tmp \
+                --with-default-user=squid \
 		--enable-removal-policies="lru,heap" \
     && make \
     && find /tmp/ -type f -name "Makefil*" -delete \

run.sh

@@ -1,8 +1,8 @@
 #!/bin/bash
 
-if [ -e "/run/squid.pid" ];then
+if [ -e "/tmp/$HOSTNAME.pid" ];then
    echo "Squid pid: Already running ?"
-   rm /run/squid.pid 
+   rm /tmp/$HOSTNAME.pid 
    pkill squid
    exit 1
 fi
@@ -17,7 +17,7 @@ else
   touch "/var/spool/squid/$HOSTNAME"
 fi
 
-while test -e /var/run/squid.pid 
+while test -e /tmp/$HOSTNAME.pid 
 do
   echo "cache is generated/checked"	
   sleep 1