chore: import upstream snapshot with attribution

third_party/nlohmann_json/BUILD.bazel

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+# copybara:uncomment package(default_applicable_licenses = ["//tensorflow:license"])

third_party/nlohmann_json/nlohmann_json.BUILD

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+licenses(["notice"])  # 3-Clause BSD
+
+exports_files(["LICENSE.MIT"])
+
+cc_library(
+    name = "nlohmann_json_lib",
+    hdrs = glob([
+        "include/nlohmann/**/*.hpp",
+    ]),
+    copts = [
+        "-I external/nlohmann_json_lib",
+    ],
+    visibility = ["//visibility:public"],
+    alwayslink = 1,
+)
+
+cc_library(
+    name = "nlohmann_json",
+    includes = ["include"],
+    visibility = ["//visibility:public"],
+    deps = ["nlohmann_json_lib"],
+)
+
+# For compatibility in bzlmod.
+alias(
+    name = "json",
+    actual = ":nlohmann_json",
+    visibility = ["//visibility:public"],
+)

third_party/nlohmann_json/workspace.bzl

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+"""Loads the nlohmann_json library, used by TF."""
+
+load("//third_party:repo.bzl", "tf_http_archive", "tf_mirror_urls")
+
+def repo():
+    tf_http_archive(
+        name = "nlohmann_json_lib",
+        build_file = "//third_party/nlohmann_json:nlohmann_json.BUILD",
+        sha256 = "5daca6ca216495edf89d167f808d1d03c4a4d929cef7da5e10f135ae1540c7e4",
+        strip_prefix = "json-3.10.5",
+        urls = tf_mirror_urls("https://github.com/nlohmann/json/archive/v3.10.5.tar.gz"),
+    )