scripts: add yml checker script

Signed-off-by: SorinO <sorin.olari2@gmail.com>

Author: SorinOlari

scripts/yml_linter.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+# @copyright Copyright (c) contributors to Project Ocre,
+# which has been established as Project Ocre a Series of LF Projects, LLC
+#
+# SPDX-License-Identifier: Apache-2.0
+
+# Simple linter checker for YAML files
+# Checks all YAML files with yamllint
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+echo "Checking YAML files."
+
+cd "$ROOT_DIR"
+
+find . -type f \( -name '*.yml' -o -name '*.yaml' \) \
+    ! -path '*/build/*' \
+    ! -path './ocre-sdk/*' \
+    ! -path './wasm-micro-runtime/*' \
+    ! -path './tests/*' \
+    -print0 | \
+    xargs -0 yamllint -c "$SCRIPT_DIR/yml_linter_rules.yml"

scripts/yml_linter_rules.yml

@@ -0,0 +1,20 @@
+# @copyright Copyright (c) contributors to Project Ocre,
+# which has been established as Project Ocre a Series of LF Projects, LLC
+#
+# SPDX-License-Identifier: Apache-2.0
+
+extends: default
+
+rules:
+  line-length:
+    max: 150
+    level: warning
+  indentation:
+    spaces: 2
+  document-start: disable
+  comments:
+    min-spaces-from-content: 1
+  trailing-spaces: enable
+  empty-lines:
+    max: 1
+  truthy: {check-keys: false}