Modernize for Bzlmod / Bazel 8.0 / modern kubebuilder

- Make compatible with Bzlmod - WORKSPACE is unsupported in Bazel 9.
- Add support for arm64.

Author: telotortium

.bazelversion

@@ -0,0 +1 @@
+8.3.1

.gitattributes

@@ -0,0 +1,3 @@
+# A custom merge driver for the Bazel lockfile.
+# https://bazel.build/external/lockfile#automatic-resolution
+MODULE.bazel.lock merge=bazel-lockfile-merge

BUILD.bazel

@@ -1,21 +1,15 @@
-load("@rules_pkg//:pkg.bzl", "pkg_tar")
 load("@rules_kubebuilder//kubebuilder:def.bzl", "kubebuilder")
+load("@rules_pkg//:pkg.bzl", "pkg_tar")
 
 pkg_tar(
     name = "release",
     srcs = glob([
         "*.bazel",
-        "*.bzl",
     ]) + [
         "WORKSPACE",
     ],
     extension = "tar.gz",
     package_dir = "rules_kubebuilder",
-    deps = [
-        "//controller-gen:release",
-        "//kubebuilder:release",
-        "//kustomize:release",
-    ],
 )
 
 # This is just an example of how to run kubebuilder via bazel

MODULE.bazel

@@ -0,0 +1,75 @@
+###############################################################################
+# Bazel now uses Bzlmod by default to manage external dependencies.
+# Please consider migrating your external dependencies from WORKSPACE to MODULE.bazel.
+#
+# For more details, please check https://github.com/bazelbuild/bazel/issues/18958
+###############################################################################
+
+module(
+    name = "rules_kubebuilder",
+    version = "0.1.0",
+)
+
+# Keep consistent with https://github.com/openai/openai/blob/master/MODULE.bazel
+bazel_dep(name = "platforms", version = "1.0.0")
+bazel_dep(name = "rules_go", version = "0.55.1")
+bazel_dep(name = "rules_pkg", version = "1.0.1")
+
+# Create controller-gen and kustomize repos via local extensions so that
+# this module can reference them from its packages (toolchains).
+cg = use_extension("@rules_kubebuilder//controller-gen:extensions.bzl", "cg_ext")
+cg.controller_gen(
+    arches = [
+        "amd64",
+        "arm64",
+    ],
+    version = "0.17.1",
+)  # create controller_gen_<os>_<arch>
+use_repo(
+    cg,
+    "controller_gen_darwin_amd64",
+    "controller_gen_darwin_arm64",
+    "controller_gen_linux_amd64",
+    "controller_gen_linux_arm64",
+)
+
+kz = use_extension("@rules_kubebuilder//kustomize:extensions.bzl", "kz_ext")
+kz.kustomize(
+    arches = [
+        "amd64",
+        "arm64",
+    ],
+    version = "5.7.1",
+)  # create kustomize_<os>_<arch>
+use_repo(
+    kz,
+    "kustomize_darwin_amd64",
+    "kustomize_darwin_arm64",
+    "kustomize_linux_amd64",
+    "kustomize_linux_arm64",
+)
+
+# Create Kubebuilder SDK repo (used by tests)
+kb = use_extension("@rules_kubebuilder//kubebuilder:extensions.bzl", "kb_ext")
+kb.kubebuilder_sdk(
+    name = "kubebuilder_sdk",
+    version = "4.7.1",
+)
+use_repo(kb, "kubebuilder_sdk")
+
+# Register toolchains so that local builds/tests in this repository resolve
+# the kustomize and controller-gen toolchains. When used as a dependency,
+# only the root module's register_toolchains(...) is honored, so these lines
+# are effectively ignored by downstream consumers.
+register_toolchains(
+    # controller-gen toolchains
+    "@rules_kubebuilder//controller-gen:controller_gen_linux_amd64_toolchain",
+    "@rules_kubebuilder//controller-gen:controller_gen_linux_arm64_toolchain",
+    "@rules_kubebuilder//controller-gen:controller_gen_darwin_amd64_toolchain",
+    "@rules_kubebuilder//controller-gen:controller_gen_darwin_arm64_toolchain",
+    # kustomize toolchains
+    "@rules_kubebuilder//kustomize:kustomize_linux_amd64_toolchain",
+    "@rules_kubebuilder//kustomize:kustomize_linux_arm64_toolchain",
+    "@rules_kubebuilder//kustomize:kustomize_darwin_amd64_toolchain",
+    "@rules_kubebuilder//kustomize:kustomize_darwin_arm64_toolchain",
+)