Enable Docker CE builds for Fedora 39

Signed-off-by: Robert Sturla <robertsturla@outlook.com>

Jenkinsfile

@@ -11,6 +11,7 @@ def pkgs = [
     [target: "debian-bookworm",          image: "debian:bookworm",                        arches: ["amd64", "aarch64", "armhf"]], // Debian 12 (Next stable)
     [target: "fedora-37",                image: "fedora:37",                              arches: ["amd64", "aarch64"]],          // EOL: November 14, 2023
     [target: "fedora-38",                image: "fedora:38",                              arches: ["amd64", "aarch64"]],          // EOL: May 14, 2024
+    [target: "fedora-39",                image: "fedora:39",                              arches: ["amd64", "aarch64"]],          // EOL: November 12, 2024
     [target: "raspbian-buster",          image: "balenalib/rpi-raspbian:buster",          arches: ["armhf"]],                     // Debian/Raspbian 10 (EOL: 2024)
     [target: "raspbian-bullseye",        image: "balenalib/rpi-raspbian:bullseye",        arches: ["armhf"]],                     // Debian/Raspbian 11 (stable)
     [target: "raspbian-bookworm",        image: "balenalib/rpi-raspbian:bookworm",        arches: ["armhf"]],                     // Debian/Raspbian 12 (next stable)

rpm/Makefile

@@ -49,7 +49,7 @@ RUN?=docker run --rm \
 	$(RUN_FLAGS) \
 	rpmbuild-$@/$(ARCH) $(RPMBUILD_FLAGS)
 
-FEDORA_RELEASES ?= fedora-38 fedora-37
+FEDORA_RELEASES ?= fedora-39 fedora-38 fedora-37
 CENTOS_RELEASES ?= centos-7 centos-8 centos-9
 ifeq ($(ARCH),s390x)
 RHEL_RELEASES ?= rhel-7

rpm/fedora-39/Dockerfile

@@ -0,0 +1,25 @@
+# syntax=docker/dockerfile:1
+
+ARG GO_IMAGE
+ARG DISTRO=fedora
+ARG SUITE=39
+ARG BUILD_IMAGE=${DISTRO}:${SUITE}
+
+FROM ${GO_IMAGE} AS golang
+
+FROM ${BUILD_IMAGE}
+ENV GOPROXY=https://proxy.golang.org|direct
+ENV GO111MODULE=off
+ENV GOPATH /go
+ENV PATH $PATH:/usr/local/go/bin:$GOPATH/bin
+ENV AUTO_GOPATH 1
+ARG DISTRO
+ARG SUITE
+ENV DISTRO=${DISTRO}
+ENV SUITE=${SUITE}
+RUN dnf install -y rpm-build rpmlint dnf-plugins-core
+COPY --link SPECS /root/rpmbuild/SPECS
+RUN dnf builddep -y /root/rpmbuild/SPECS/*.spec
+COPY --link --from=golang /usr/local/go /usr/local/go
+WORKDIR /root/rpmbuild
+ENTRYPOINT ["/bin/rpmbuild"]