Bump NGINX Plus to R29 (#3833) (#3851)

(cherry picked from commit 186eec3)

build/Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.5
 ARG BUILD_OS=debian
-ARG NGINX_PLUS_VERSION=R28
+ARG NGINX_PLUS_VERSION=R29
 ARG DOWNLOAD_TAG=edge
 
 
@@ -93,16 +93,14 @@ RUN --mount=type=secret,id=nginx-repo.crt,dst=/etc/ssl/nginx/nginx-repo.crt,mode
 	&& printf "%s\n" "deb https://pkgs.nginx.com/app-protect/${NGINX_PLUS_VERSION}/debian ${DEBIAN_VERSION} nginx-plus" \
 	"deb https://pkgs.nginx.com/app-protect-security-updates/debian ${DEBIAN_VERSION} nginx-plus" > /etc/apt/sources.list.d/nginx-app-protect.list \
 	&& apt-get update \
-	&& apt-get install --no-install-recommends --no-install-suggests -y app-protect app-protect-attack-signatures app-protect-threat-campaigns \
-	# NAP DoS depends on curl so we can't remove it a the end
-	&& apt-get purge --auto-remove -y curl; \
+	&& apt-get install --no-install-recommends --no-install-suggests -y app-protect app-protect-attack-signatures app-protect-threat-campaigns; \
 	fi \
 	&& if [ -z "${NAP_MODULES##*dos*}" ]; then \
 	printf "%s\n" "deb https://pkgs.nginx.com/app-protect-dos/${NGINX_PLUS_VERSION}/debian ${DEBIAN_VERSION} nginx-plus" > /etc/apt/sources.list.d/nginx-app-protect-dos.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y app-protect-dos; \
 	fi \
-	&& apt-get purge --auto-remove -y apt-transport-https gnupg \
+	&& apt-get purge --auto-remove -y apt-transport-https gnupg curl \
 	&& rm -rf /var/lib/apt/lists/* \
 	&& rm /etc/apt/sources.list.d/nginx-app-protect*.list