core-installer: bootstrap logic

Installs soft-serve git server and fluxcd.
Fluxcd stores all system resource configurations on soft-serve.
diff --git a/core/installer/Makefile b/core/installer/Makefile
new file mode 100644
index 0000000..479a07c
--- /dev/null
+++ b/core/installer/Makefile
@@ -0,0 +1,5 @@
+image_arm64:
+	docker build --file=Dockerfile.flux --tag=giolekva/flux:latest . --platform=linux/arm64
+
+push_arm64: image_arm64
+	docker push giolekva/flux:latest