cluster/identd/cri: import

This imports the CRI protobuf/gRPC specs. These are pulled from:

    https://raw.githubusercontent.com/kubernetes/cri-api/master/pkg/apis/runtime/v1alpha2/api.proto

Our host containerd does not implement v1, so we go with v1alpha2.

Change-Id: I3e2bedca76edc85eea9b61a8634c92175f0d2a30

cluster/identd/cri/BUILD.bazel

@@ -0,0 +1,24 @@
+load("@rules_proto//proto:defs.bzl", "proto_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//proto:def.bzl", "go_proto_library")
+
+proto_library(
+    name = "cri_proto",
+    srcs = ["api.proto"],
+    visibility = ["//visibility:public"],
+)
+
+go_proto_library(
+    name = "cri_go_proto",
+    compilers = ["@io_bazel_rules_go//proto:go_grpc"],
+    importpath = "code.hackerspace.pl/hscloud/cluster/identd/cri",
+    proto = ":cri_proto",
+    visibility = ["//visibility:public"],
+)
+
+go_library(
+    name = "go_default_library",
+    embed = [":cri_go_proto"],
+    importpath = "code.hackerspace.pl/hscloud/cluster/identd/cri",
+    visibility = ["//visibility:public"],
+)