m/n/core/mgmt: implement node-local management service

Change-Id: I1e8a8ff46d1172e00f2d991ae3cc3af1929b6e4e
Reviewed-on: https://review.monogon.dev/c/monogon/+/1428
Tested-by: Jenkins CI
Reviewed-by: Lorenz Brun <lorenz@monogon.tech>
diff --git a/metropolis/node/core/mgmt/BUILD.bazel b/metropolis/node/core/mgmt/BUILD.bazel
new file mode 100644
index 0000000..41a25d2
--- /dev/null
+++ b/metropolis/node/core/mgmt/BUILD.bazel
@@ -0,0 +1,16 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "mgmt",
+    srcs = ["mgmt.go"],
+    importpath = "source.monogon.dev/metropolis/node/core/mgmt",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//metropolis/node",
+        "//metropolis/node/core/identity",
+        "//metropolis/node/core/rpc",
+        "//metropolis/pkg/supervisor",
+        "//metropolis/proto/api",
+        "@org_golang_google_grpc//:go_default_library",
+    ],
+)