Add verify-spelling.sh for ja content

We have the translation guideline as [1], and that contains what are
valid Japanese words for the corresponding English words.
This adds a script to verify those words based on the guideline.

[1]: https://kubernetes.io/ja/docs/contribute/localization/

scripts/README.md

@@ -12,6 +12,7 @@
 | `lsync.sh` | This script checks if the English version of a page has changed since a localized page has been committed. |
 | `replace-capture.sh` | This script sets K8S_WEBSITE in your env to your docs website root or rely on this script to determine it automatically |
 | `check-ctrlcode.py` | This script finds control-code(0x00-0x1f) in text files. |
+| `ja/verify-spelling.sh` | This script finds Japanese words that are against the guideline. |
 
 
 
@@ -177,4 +178,13 @@ The output is following format.
   {2} : The column number that a control-code exists.
   {3} : The found control-code.
   {4} : The one-line strings in the file.
-```
+```
+
+## ja/verify-spelling.sh
+
+This script finds Japanese words that are against the guideline[1]
+[1] https://kubernetes.io/ja/docs/contribute/localization/#%E9%A0%BB%E5%87%BA%E5%8D%98%E8%AA%9E
+
+```
+Usage: ./ja/verify-spelling.sh
+```

scripts/ja/OWNERS

@@ -0,0 +1,13 @@
+# See the OWNERS docs at https://go.k8s.io/owners
+
+# This is the localization project for Japanese.
+# Teams and members are visible at https://github.com/orgs/kubernetes/teams.
+
+reviewers:
+- sig-docs-ja-reviews
+
+approvers:
+- sig-docs-ja-owners
+
+labels:
+- language/ja

scripts/ja/verify-spelling.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+
+# Copyright 2022 The Kubernetes Authors.
+#
+# 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.
+##########
+
+# cd to the root path
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd -P)"
+CONTENT_DIR="content/ja"
+cd "${ROOT}/${CONTENT_DIR}"
+
+TARGET_WORDS=""               # invalid:valid
+TARGET_WORDS="${TARGET_WORDS} コンテナー:コンテナ"
+TARGET_WORDS="${TARGET_WORDS} アーキテクチャー:アーキテクチャ"
+TARGET_WORDS="${TARGET_WORDS} コントローラ[^ー]:コントローラー"
+TARGET_WORDS="${TARGET_WORDS} オペレータ[^ー]:オペレーター"
+TARGET_WORDS="${TARGET_WORDS} パラメータ[^ー]:パラメーター"
+
+INVALID_CONTAINED=""
+
+for word_set in $(echo ${TARGET_WORDS})
+do
+	invalid=$(echo ${word_set} | awk -F: '{print $1}')
+	valid=$(echo ${word_set} | awk -F: '{print $2}')
+	grep -E "${invalid}" * -R
+	if [ $? -eq 0 ]; then
+		echo "Invalid word ${invalid} is contained under ${CONTENT_DIR}."
+		echo "Please replace ${invalid} with ${valid}."
+		echo
+		INVALID_CONTAINED="TRUE"
+	fi
+done
+
+if [ "${INVALID_CONTAINED}" != "" ]; then
+	exit 1
+fi