Remove bazel-federation

MODULE.bazel

diff --git a/MODULE.bazel b/MODULE.bazel
index ef768b8..e69a7e9 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -1,7 +1,7 @@
 module(
     name = "rules_java",
-    compatibility_level = 1,
     version = "5.4.0",
+    compatibility_level = 1,
 )
 
 bazel_dep(name = "platforms", version = "0.0.4")
@@ -17,11 +17,8 @@
 
 # Declare remote java tools repos
 use_repo(toolchains, "remote_java_tools")
-
 use_repo(toolchains, "remote_java_tools_linux")
-
 use_repo(toolchains, "remote_java_tools_windows")
-
 use_repo(toolchains, "remote_java_tools_darwin")
 
 # Declare local jdk repo
@@ -61,4 +58,4 @@
 [register_toolchains("@" + name + "_toolchain_config_repo//:toolchain") for name in REMOTE_JDK_REPOS]
 
 # Dev dependencies
-bazel_dep(name = "rules_pkg", dev_dependency = True, version = "0.5.1")
+bazel_dep(name = "rules_pkg", version = "0.5.1", dev_dependency = True)

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index 4a8ef2b..775ad29 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,28 +3,29 @@
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 http_archive(
-    name = "bazel_federation",
-    sha256 = "0d6893f0d18f417a3324ce7f0ed2e6e5b825d6d5ab42f0f3d7877cb313f36453",
-    strip_prefix = "bazel-federation-6ad33bc586701e9836a2bf4432c7aff1235b04d2",
-    type = "zip",
-    url = "https://github.com/bazelbuild/bazel-federation/archive/6ad33bc586701e9836a2bf4432c7aff1235b04d2.zip",  # 2021-07-12
+    name = "bazel_skylib",
+    sha256 = "af87959afe497dc8dfd4c6cb66e1279cb98ccc84284619ebfec27d9c09a903de",
+    urls = [
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/releases/download/1.2.0/bazel-skylib-1.2.0.tar.gz",
+        "https://github.com/bazelbuild/bazel-skylib/releases/download/1.2.0/bazel-skylib-1.2.0.tar.gz",
+    ],
 )
 
-load("@bazel_federation//:repositories.bzl", "rules_java_deps")
+load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
 
-rules_java_deps()
+bazel_skylib_workspace()
 
-load("@bazel_federation//setup:rules_java.bzl", "rules_java_setup")
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
-rules_java_setup()
+http_archive(
+    name = "rules_pkg",
+    sha256 = "a89e203d3cf264e564fcb96b6e06dd70bc0557356eb48400ce4b5d97c2c3720d",
+    urls = [
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_pkg/releases/download/0.5.1/rules_pkg-0.5.1.tar.gz",
+        "https://github.com/bazelbuild/rules_pkg/releases/download/0.5.1/rules_pkg-0.5.1.tar.gz",
+    ],
+)
 
-#
-# Dependencies for development of rules_java itself.
-#
-load("//:internal_deps.bzl", "rules_java_internal_deps")
+load("@rules_pkg//:deps.bzl", "rules_pkg_dependencies")
 
-rules_java_internal_deps()
-
-load("//:internal_setup.bzl", "rules_java_internal_setup")
-
-rules_java_internal_setup()
+rules_pkg_dependencies()

internal_deps.bzl

diff --git a/internal_deps.bzl b/internal_deps.bzl
deleted file mode 100644
index 1629dac..0000000
--- a/internal_deps.bzl
+++ /dev/null
@@ -1,22 +0,0 @@
-# Copyright 2019 The Bazel Authors. 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
-#
-#    http://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.
-
-"""Dependencies that are needed for rules_java tests and tools."""
-
-load("@bazel_federation//:repositories.bzl", "bazel_skylib", "rules_pkg")
-
-def rules_java_internal_deps():
-    """Fetches all required dependencies for rules_java tests and tools."""
-    bazel_skylib()
-    rules_pkg()

internal_setup.bzl

diff --git a/internal_setup.bzl b/internal_setup.bzl
deleted file mode 100644
index 8c8ea19..0000000
--- a/internal_setup.bzl
+++ /dev/null
@@ -1,18 +0,0 @@
-# Copyright 2019 The Bazel Authors. 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
-#
-#    http://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.
-
-"""Setup for rules_java tests and tools."""
-
-def rules_java_internal_setup():
-    pass  # placeholder for the federation