diff --git a/BUILD.bazel b/BUILD.bazel
index 9f174ef..b33ac0f 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -88,7 +88,7 @@ bzl_library(
     name = "build_deps",
     srcs = ["build_deps.bzl"],
     visibility = ["//visibility:public"],
-    deps = ["@bazel_gazelle//:deps"],
+    deps = ["@gazelle//:deps"],
 )
 
 bzl_library(
diff --git a/MODULE.bazel b/MODULE.bazel
index 8f2bf3c..c6b32c4 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -19,8 +19,8 @@ bazel_dep(name = "bazel_features", version = "1.14.0")
 
 # dependenices for building bazeldnf
 bazel_dep(name = "gazelle", version = "0.37.0")
-bazel_dep(name = "rules_go", version = "0.49.0", repo_name = "io_bazel_rules_go")
-bazel_dep(name = "toolchains_protoc", version = "0.3.1")
+bazel_dep(name = "rules_go", version = "0.49.0")
+bazel_dep(name = "toolchains_protoc", version = "0.3.2")
 
 go_deps = use_extension("@gazelle//:extensions.bzl", "go_deps")
 
@@ -40,6 +40,15 @@ use_repo(
 
 # deps only needed for the repo internals
 bazel_dep(name = "bazel_skylib_gazelle_plugin", version = "1.7.1", dev_dependency = True)
-bazel_dep(name = "aspect_bazel_lib", version = "2.7.8", dev_dependency = True)
+bazel_dep(name = "aspect_bazel_lib", version = "2.8.1", dev_dependency = True)
 bazel_dep(name = "buildifier_prebuilt", version = "6.4.0", dev_dependency = True)
 bazel_dep(name = "rules_pkg", version = "1.0.1", dev_dependency = True)
+bazel_dep(name = "stardoc", version = "0.6.2", dev_dependency = True)
+bazel_dep(name = "rules_proto", version = "6.0.0", dev_dependency = True)
+bazel_dep(name = "rules_java", version = "7.9.0", dev_dependency = True)
+bazel_dep(name = "protobuf", version = "27.3", dev_dependency = True)
+
+register_toolchains(
+    "//tools/toolchains:all",
+    dev_dependency = True,
+)
diff --git a/WORKSPACE b/WORKSPACE
deleted file mode 100644
index bd85c77..0000000
--- a/WORKSPACE
+++ /dev/null
@@ -1,5 +0,0 @@
-workspace(name = "bazeldnf")
-
-load(":test_deps.bzl", "bazeldnf_test_dependencies")
-
-bazeldnf_test_dependencies()
diff --git a/WORKSPACE.bzlmod b/WORKSPACE.bzlmod
new file mode 100644
index 0000000..868d8e9
--- /dev/null
+++ b/WORKSPACE.bzlmod
@@ -0,0 +1,13 @@
+workspace(name = "bazeldnf")
+
+load(":test_deps.bzl", "bazeldnf_test_dependencies")
+
+bazeldnf_test_dependencies()
+
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_jar")
+
+http_jar(
+    name = "protobuf-java",
+    integrity = "sha256-0C+GOpCj/8d9Xu7AMcGOV58wx8uY8/OoFP6LiMQ9O8g=",
+    urls = ["https://repo1.maven.org/maven2/com/google/protobuf/protobuf-java/4.27.3/protobuf-java-4.27.3.jar"],
+)
diff --git a/bazeldnf/BUILD.bazel b/bazeldnf/BUILD.bazel
index c206ffc..b4c5df6 100644
--- a/bazeldnf/BUILD.bazel
+++ b/bazeldnf/BUILD.bazel
@@ -54,6 +54,14 @@ bzl_library(
     ],
 )
 
+exports_files(
+    [
+        "defs.bzl",
+        "deps.bzl",
+    ],
+    visibility = ["//:__subpackages__"],
+)
+
 bzl_library(
     name = "platforms",
     srcs = ["platforms.bzl"],
diff --git a/cmd/BUILD.bazel b/cmd/BUILD.bazel
index 8995d38..ee71840 100644
--- a/cmd/BUILD.bazel
+++ b/cmd/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")
+load("@rules_go//go:def.bzl", "go_binary", "go_library")
 load("//bazeldnf:toolchain.bzl", "bazeldnf_toolchain")
 
 go_library(
diff --git a/cmd/template/BUILD.bazel b/cmd/template/BUILD.bazel
index 424dbc2..34205e9 100644
--- a/cmd/template/BUILD.bazel
+++ b/cmd/template/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "template",
diff --git a/docs/BUILD.bazel b/docs/BUILD.bazel
new file mode 100644
index 0000000..1e72287
--- /dev/null
+++ b/docs/BUILD.bazel
@@ -0,0 +1,23 @@
+load("@stardoc//stardoc:stardoc.bzl", "stardoc")
+
+stardoc(
+    name = "defs",
+    out = "defs.md",
+    input = "//bazeldnf:defs.bzl",
+    deps = [
+        "//internal:bazeldnf",
+        "//internal:rpm",
+        "//internal:rpmtree",
+        "//internal:xattrs",
+    ],
+)
+
+stardoc(
+    name = "deps",
+    out = "deps.md",
+    input = "//bazeldnf:deps.bzl",
+    deps = [
+        "//bazeldnf:repositories",
+        "@bazel_tools//tools/build_defs/repo:cache.bzl",
+    ],
+)
diff --git a/e2e/bazel-bzlmod-toolchain-from-source/MODULE.bazel b/e2e/bazel-bzlmod-toolchain-from-source/MODULE.bazel
index 3f61ea6..1d52596 100644
--- a/e2e/bazel-bzlmod-toolchain-from-source/MODULE.bazel
+++ b/e2e/bazel-bzlmod-toolchain-from-source/MODULE.bazel
@@ -9,7 +9,7 @@ local_path_override(
 )
 
 bazel_dep(name = "rules_pkg", version = "1.0.1")
-bazel_dep(name = "rules_go", version = "0.49.0", repo_name = "io_bazel_rules_go")
+bazel_dep(name = "rules_go", version = "0.49.0", repo_name = "rules_go")
 bazel_dep(name = "gazelle", version = "0.37.0")
 
 #bazel_dep(name = "toolchains_protoc", version = "0.3.1", dev_dependency = True)
diff --git a/go.mod b/go.mod
index 6514216..fcddc6c 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/rmohr/bazeldnf
 go 1.19
 
 require (
-	github.com/bazelbuild/buildtools v0.0.0-20230127124510-cf446296fb76
+	github.com/bazelbuild/buildtools v0.0.0-20240823132350-3488089d3661
 	github.com/crillab/gophersat v1.3.1
 	github.com/onsi/gomega v1.26.0
 	github.com/sassoftware/go-rpmutils v0.2.0
diff --git a/go.sum b/go.sum
index f75c35d..bd57843 100644
--- a/go.sum
+++ b/go.sum
@@ -1,41 +1,15 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/bazelbuild/buildtools v0.0.0-20230127124510-cf446296fb76 h1:DQ4RKicYtQ0KmtM6+PhBbMhd+qaazxi/8FuZoD7a1Zo=
-github.com/bazelbuild/buildtools v0.0.0-20230127124510-cf446296fb76/go.mod h1:689QdV3hBP7Vo9dJMmzhoYIyo/9iMhEmHkJcnaPRCbo=
-github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
-github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
-github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
-github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/bazelbuild/buildtools v0.0.0-20240823132350-3488089d3661 h1:acJJwAuD2t36RHnvxf3oh9lhg5LISUYXunx+om2ONZw=
+github.com/bazelbuild/buildtools v0.0.0-20240823132350-3488089d3661/go.mod h1:yBQGNvRAGhcBTxe4MHiW3Ul7DwoBim4XsKUaXnW1LWc=
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/crillab/gophersat v1.3.1 h1:l4fgnEMmy1+b7pn3nvPwj1ja3Z9MgXE4hUIl9TU8v+M=
 github.com/crillab/gophersat v1.3.1/go.mod h1:S91tHga1PCZzYhCkStwZAhvp1rCc+zqtSi55I+vDWGc=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
-github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/go-logr/logr v1.2.3 h1:2DntVwHkVopvECVRSlL5PSo9eG+cAkDCuckLubN+rq0=
-github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
-github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
-github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
-github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
-github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
-github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
-github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
-github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
-github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
-github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
-github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
-github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
@@ -48,7 +22,6 @@ github.com/onsi/gomega v1.26.0 h1:03cDLK28U6hWvCAns6NeydX3zIm4SF3ci69ulidS32Q=
 github.com/onsi/gomega v1.26.0/go.mod h1:r+zV744Re+DiYCIPRlYOTxn0YkOLcAnW8k1xXdMPGhM=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/rmohr/go-rpmutils v0.1.2-0.20201215123907-5acf7436c00d h1:IPm+rJWi7P9mkoFQjloDEGThxlM71dzDrC2DZSjgnL8=
 github.com/rmohr/go-rpmutils v0.1.2-0.20201215123907-5acf7436c00d/go.mod h1:+IkA78IVx67OWHxozgXevwH3PECuQI13uwsEV80ar/U=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -63,63 +36,24 @@ github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5Cc
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 h1:nIPpBwaJSVYIxUFsDv3M8ofmx9yWTog9BfvIu0q41lo=
 github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8/go.mod h1:HUYIGzjTL3rfEspMxjDjgmT5uz5wzYJKVo23qUhYTos=
-go.starlark.net v0.0.0-20210223155950-e043a3d3c984/go.mod h1:t3mmBBPzAVvK0L0n1drDmrQsJ8FoIx4INCqVMTr/Zo0=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200604202706-70a84ac30bf9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20221012134737-56aed061732a h1:NmSIgad6KjE6VvHciPZuNRTKxGhlPfD6OA87W/PLkqg=
 golang.org/x/crypto v0.0.0-20221012134737-56aed061732a/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
-golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
-golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
-golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
-golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.5.0 h1:GyT4nK/YDHSqa1c4753ouYCDajOYKTja9Xb/OHtgvSw=
 golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws=
-golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
-golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
 golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.6.0 h1:3XmdazWV+ubf7QgHSTWeykHOci5oeekaGJBLkrkaw4k=
 golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
-golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
-golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
-google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
-google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
-google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
-google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
-google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
-google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
-google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
 google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
@@ -129,7 +63,5 @@ gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 sigs.k8s.io/yaml v1.3.0 h1:a2VclLzOGrwOHDiV8EfBGhvjHvP46CtW5j6POvhYGGo=
 sigs.k8s.io/yaml v1.3.0/go.mod h1:GeOyir5tyXNByN85N/dRIT9es5UQNerPYEKK56eTBm8=
diff --git a/pkg/api/BUILD.bazel b/pkg/api/BUILD.bazel
index 00f5c7c..703d702 100644
--- a/pkg/api/BUILD.bazel
+++ b/pkg/api/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "api",
diff --git a/pkg/api/bazeldnf/BUILD.bazel b/pkg/api/bazeldnf/BUILD.bazel
index c738eac..3176fe7 100644
--- a/pkg/api/bazeldnf/BUILD.bazel
+++ b/pkg/api/bazeldnf/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "bazeldnf",
diff --git a/pkg/bazel/BUILD.bazel b/pkg/bazel/BUILD.bazel
index d711570..be333c8 100644
--- a/pkg/bazel/BUILD.bazel
+++ b/pkg/bazel/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "bazel",
diff --git a/pkg/ldd/BUILD.bazel b/pkg/ldd/BUILD.bazel
index 0016fef..f160881 100644
--- a/pkg/ldd/BUILD.bazel
+++ b/pkg/ldd/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "ldd",
diff --git a/pkg/order/BUILD.bazel b/pkg/order/BUILD.bazel
index 18ec87e..ea1d828 100644
--- a/pkg/order/BUILD.bazel
+++ b/pkg/order/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "order",
diff --git a/pkg/reducer/BUILD.bazel b/pkg/reducer/BUILD.bazel
index 2365db4..9678537 100644
--- a/pkg/reducer/BUILD.bazel
+++ b/pkg/reducer/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
+load("@rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "reducer",
diff --git a/pkg/repo/BUILD.bazel b/pkg/repo/BUILD.bazel
index 1fc9eff..4ce6534 100644
--- a/pkg/repo/BUILD.bazel
+++ b/pkg/repo/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "repo",
diff --git a/pkg/rpm/BUILD.bazel b/pkg/rpm/BUILD.bazel
index 7391d26..a541b3b 100644
--- a/pkg/rpm/BUILD.bazel
+++ b/pkg/rpm/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "rpm",
diff --git a/pkg/sat/BUILD.bazel b/pkg/sat/BUILD.bazel
index 3cf20f9..1f41a51 100644
--- a/pkg/sat/BUILD.bazel
+++ b/pkg/sat/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "sat",
diff --git a/pkg/xattr/BUILD.bazel b/pkg/xattr/BUILD.bazel
index 5e0fed3..a166a7f 100644
--- a/pkg/xattr/BUILD.bazel
+++ b/pkg/xattr/BUILD.bazel
@@ -1,4 +1,4 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "xattr",
diff --git a/tools/release/BUILD.bazel b/tools/release/BUILD.bazel
index baa0c80..04733b7 100644
--- a/tools/release/BUILD.bazel
+++ b/tools/release/BUILD.bazel
@@ -13,6 +13,5 @@ bzl_library(
         "@aspect_bazel_lib//lib:copy_file",
         "@aspect_bazel_lib//lib:transitions",
         "@aspect_bazel_lib//lib:write_source_files",
-        "@aspect_bazel_lib//tools/release:hashes",
     ],
 )
diff --git a/tools/toolchains/BUILD.bazel b/tools/toolchains/BUILD.bazel
new file mode 100644
index 0000000..33ba248
--- /dev/null
+++ b/tools/toolchains/BUILD.bazel
@@ -0,0 +1,9 @@
+load("@rules_proto//proto:defs.bzl", "proto_lang_toolchain")
+
+proto_lang_toolchain(
+    name = "protoc_java_toolchain",
+    command_line = "--java_out=%s",
+    progress_message = "Generating Java proto_library %{label}",
+    runtime = "@protobuf-java//jar",
+    toolchain_type = "@rules_java//java/proto:toolchain_type",
+)