Use Podman for building

Signed-off-by: Erik Bernoth <ebernoth@redhat.com>

Containerfile

@@ -0,0 +1,20 @@
+FROM registry.fedoraproject.org/fedora:latest
+
+RUN sudo dnf install -y make automake gcc gcc-c++ kernel-devel glib2-devel && \
+    sudo dnf clean all && \
+    rm -rf /var/cache/dnf
+
+RUN sudo dnf update -y && \
+    sudo dnf clean all && \
+    rm -rf /var/cache/dnf
+
+# replaces the mktemp from the tutorial as everything is temporary in a
+# container unless bind mounted out
+RUN mkdir -p /tmp/gocache
+ENV GOCACHE=/tmp/gocache
+
+RUN mkdir -p /devenv
+ADD . /devenv
+WORKDIR /devenv
+
+RUN make

Makefile

@@ -105,3 +105,13 @@ fmt:
 	find . '(' -name '*.h' -o -name '*.c' ! -path './vendor/*' ')'  -exec clang-format -i {} \+
 	find . -name '*.go' ! -path './vendor/*' -exec gofmt -s -w {} \+
 	git diff --exit-code
+
+
+.PHONY: dbuild
+dbuild:
+	-mkdir -p bin
+	-podman rm conmon-devenv
+	podman build -t conmon-devenv:latest .
+	podman create --name conmon-devenv conmon-devenv:latest
+	podman cp conmon-devenv:/devenv/bin/conmon bin/conmon
+	@echo "for installation move conmon file to /usr/local/libexec/podman/"