Use rules_shell

MODULE.bazel

@@ -13,5 +13,6 @@ use_repo(cc_configure, "local_config_cc", "local_config_cc_toolchains")
 
 register_toolchains("@local_config_cc_toolchains//:all")
 
+bazel_dep(name = "rules_shell", version = "0.2.0", dev_dependency = True)
 bazel_dep(name = "rules_testing", version = "0.6.0", dev_dependency = True)
 bazel_dep(name = "stardoc", version = "0.7.0", dev_dependency = True)

WORKSPACE

@@ -24,6 +24,19 @@ load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
 
 bazel_skylib_workspace()
 
+http_archive(
+    name = "rules_shell",
+    sha256 = "410e8ff32e018b9efd2743507e7595c26e2628567c42224411ff533b57d27c28",
+    strip_prefix = "rules_shell-0.2.0",
+    url = "https://github.com/bazelbuild/rules_shell/releases/download/v0.2.0/rules_shell-v0.2.0.tar.gz",
+)
+
+load("@rules_shell//shell:repositories.bzl", "rules_shell_dependencies", "rules_shell_toolchains")
+
+rules_shell_dependencies()
+
+rules_shell_toolchains()
+
 http_archive(
     name = "rules_testing",
     sha256 = "02c62574631876a4e3b02a1820cb51167bb9cdcdea2381b2fa9d9b8b11c407c4",

tests/system_library/BUILD

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+load("@rules_shell//shell:sh_test.bzl", "sh_test")
+
 sh_test(
     name = "system_library_test",
     size = "small",