Add provisioner CLI and its interface.

Change-Id: If7682c037232844568ba88a0ed38e26924e1c10e
diff --git a/provisioner/provisioner_cli b/provisioner/provisioner_cli
new file mode 100755
index 0000000..7b53d6e
--- /dev/null
+++ b/provisioner/provisioner_cli
@@ -0,0 +1,21 @@
+#!/system/bin/sh
+#
+# Copyright (C) 2020 The Android Open Source Project
+#
+# 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.
+#
+# Script to start "provisioner_cli" on the device.
+#
+base=/system
+export CLASSPATH=$base/framework/provisioner_cli.jar
+exec app_process $base/bin com.android.commands.provisioner.Cli "$@"