migrate to Bazel build

.bazelrc

@@ -0,0 +1,3 @@
+build --java_language_version=11
+build --java_runtime_version=remotejdk_11
+build --protocopt=--experimental_allow_proto3_optional

.bazelversion

@@ -0,0 +1 @@
+6.0.0

.gitignore

@@ -23,3 +23,14 @@ target/
 # Log file from schema registry daemon
 logs/
 nohup.out
+
+# Ignore all bazel-* symlinks. There is no full list since this can change
+# based on the name of the directory bazel is cloned into.
+/bazel-*
+
+# Directories for the Bazel IntelliJ plugin containing the generated
+# IntelliJ project files and plugin configuration. Seperate directories are
+# for the IntelliJ, Android Studio and CLion versions of the plugin.
+/.ijwb/
+/.aswb/
+/.clwb/

BUILD.bazel

@@ -0,0 +1,46 @@
+load("@bazel_gazelle//:def.bzl", "DEFAULT_LANGUAGES", "gazelle", "gazelle_binary")
+load("@rules_pkg//pkg:mappings.bzl", "pkg_attributes", "pkg_filegroup", "pkg_files", "pkg_mklink")
+
+# gazelle:prefix github.com/your/project
+# gazelle:java_maven_install_file maven_install.json
+
+#gazelle(
+#    name = "gazelle",
+#    gazelle = ":gazelle_bin",
+#)
+#
+#gazelle_binary(
+#    name = "gazelle_bin",
+#    languages = DEFAULT_LANGUAGES + [
+#        "@contrib_rules_jvm//java/gazelle",
+#    ],
+#)
+
+pkg_files(
+    name = "package_docs",
+    srcs = [
+        "version.txt",
+        "README.md",
+        "LICENSE",
+        "LICENSE-ConfluentCommunity",
+    ],
+    visibility = ["//:__subpackages__"],
+)
+
+pkg_files(
+    name = "notices",
+    srcs = glob(["notices/**/*"]),
+    visibility = ["//:__subpackages__"],
+)
+
+pkg_files(
+    name = "licenses",
+    srcs = glob(["licenses/**/*"]),
+    visibility = ["//:__subpackages__"],
+)
+
+pkg_files(
+    name = "config",
+    srcs = glob(["config/**/*"]),
+    visibility = ["//:__subpackages__"],
+)

BUILD.google

@@ -0,0 +1,11 @@
+proto_library(
+  name = 'date_proto',
+  srcs = ['google/type/date.proto'],
+  visibility = ['//visibility:public']
+)
+
+proto_library(
+  name = 'timeofday_proto',
+  srcs = ['google/type/timeofday.proto'],
+  visibility = ['//visibility:public']
+)