Add support for Bzlmod

.gitignore

@@ -1,4 +1,5 @@
 # ignore all files in the bazel directories
 /bazel-*
+MODULE.bazel.lock
 # ignore non-bazel build products
 /build

MODULE.bazel

@@ -0,0 +1,37 @@
+# Copyright 2024 Google Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   https://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+# https://bazel.build/external/overview#bzlmod
+
+module(
+    name = "cctz",
+    version = "head",
+    compatibility_level = 1,
+)
+
+# Only direct dependencies need to be listed below.
+# Please keep the versions in sync with the versions in the WORKSPACE file.
+
+bazel_dep(name = "google_benchmark",
+          version = "1.8.4",
+          repo_name = "com_github_google_benchmark",
+          dev_dependency = True)
+
+bazel_dep(name = "googletest",
+          version = "1.14.0.bcr.1",
+          repo_name = "com_google_googletest",
+          dev_dependency = True)
+
+bazel_dep(name = "platforms",
+          version = "0.0.8")

WORKSPACE

@@ -5,23 +5,22 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 # GoogleTest/GoogleMock framework. Used by most unit-tests.
 http_archive(
     name = "com_google_googletest",
-    sha256 = "353571c2440176ded91c2de6d6cd88ddd41401d14692ec1f99e35d013feda55a",
-    strip_prefix = "googletest-release-1.11.0",
-    urls = ["https://github.com/google/googletest/archive/release-1.11.0.zip"],
+    sha256 = "8ad598c73ad796e0d8280b082cebd82a630d73e73cd3c70057938a6501bba5d7",
+    strip_prefix = "googletest-1.14.0",
+    urls = ["https://github.com/google/googletest/archive/refs/tags/v1.14.0.tar.gz"],
 )
 
 # Google Benchmark library.
 http_archive(
     name = "com_github_google_benchmark",
-    sha256 = "30f2e5156de241789d772dd8b130c1cb5d33473cc2f29e4008eab680df7bd1f0",
-    strip_prefix = "benchmark-1.5.5",
-    urls = ["https://github.com/google/benchmark/archive/v1.5.5.zip"],
+    sha256 = "3e7059b6b11fb1bbe28e33e02519398ca94c1818874ebed18e504dc6f709be45",
+    strip_prefix = "benchmark-1.8.4",
+    urls = ["https://github.com/google/benchmark/archive/refs/tags/v1.8.4.tar.gz"],
 )
 
 # Bazel platform rules.
 http_archive(
     name = "platforms",
-    sha256 = "b601beaf841244de5c5a50d2b2eddd34839788000fa1be4260ce6603ca0d8eb7",
-    strip_prefix = "platforms-98939346da932eef0b54cf808622f5bb0928f00b",
-    urls = ["https://github.com/bazelbuild/platforms/archive/98939346da932eef0b54cf808622f5bb0928f00b.zip"],
+    sha256 = "8150406605389ececb6da07cbcb509d5637a3ab9a24bc69b1101531367d89d74",
+    urls = ["https://github.com/bazelbuild/platforms/releases/download/0.0.8/platforms-0.0.8.tar.gz"],
 )