Create a new Bazel4 presubmit to lock down our support.

PiperOrigin-RevId: 504097801

kokoro/linux/bazel4/common.cfg

@@ -0,0 +1,21 @@
+# Default setup for the all of our Kokoro builds.
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/bazel.sh"
+timeout_mins: 120
+
+env_vars {
+  key: "CONTAINER_IMAGE"
+  value: "us-docker.pkg.dev/protobuf-build/containers/common/linux/bazel:4.2.3-20a3cc217eaa012bb120ea7cfa4c2234827d790b"
+}
+
+env_vars {
+  key: "BAZEL_TARGETS"
+  value: "//src/..."
+}
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.*"
+  }
+}

kokoro/linux/bazel4/continuous.cfg

@@ -0,0 +1 @@
+# Keep this file empty! Use common.cfg instead.

kokoro/linux/bazel4/presubmit.cfg

@@ -0,0 +1 @@
+# Keep this file empty! Use common.cfg instead.

src/BUILD.bazel

@@ -50,6 +50,7 @@ genrule(
     outs = ["cmake_copy/file_lists.cmake"],
     cmd = "cp $< $@",
     visibility = ["//visibility:private"],
+    tags = ["manual"],
 )
 
 staleness_test(