Add yamllint check

.pre-commit-config.yaml

@@ -54,7 +54,7 @@ repos:
       - id: shellcheck
         args: ["--severity=warning"]
   - repo: https://github.com/rapidsai/pre-commit-hooks
-    rev: v1.6.0
+    rev: v1.7.0
     hooks:
       - id: verify-copyright
         args: [--fix, --spdx]
@@ -63,6 +63,7 @@ repos:
             [.]py$|
             [.]pre-commit-config[.]yaml$|
             [.]pre-commit-hooks[.]yaml$|
+            [.]yamllint[.]yaml$|
             pyproject[.]toml$|
             [.]flake8$|
             [.]gitignore$
@@ -74,3 +75,7 @@ repos:
     rev: v1.24.1
     hooks:
       - id: zizmor
+  - repo: https://github.com/adrienverge/yamllint
+    rev: v1.38.0
+    hooks:
+      - id: yamllint

.yamllint.yaml

@@ -0,0 +1,35 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+extends: default
+
+rules:
+  anchors:
+    forbid-undeclared-aliases: true
+    forbid-duplicated-anchors: true
+    forbid-unused-anchors: true
+  braces:
+    forbid: false
+    max-spaces-inside: 0
+    min-spaces-inside-empty: -1
+    max-spaces-inside-empty: -1
+  brackets: enable
+  colons:
+    max-spaces-before: 0
+    max-spaces-after: 1
+  commas:
+    max-spaces-before: 0
+    min-spaces-after: 1
+    max-spaces-after: 1
+  comments: disable
+  comments-indentation: disable
+  document-end: disable
+  document-start: disable
+  key-duplicates:
+    forbid-duplicated-merge-keys: true
+  line-length: disable
+  truthy:
+    allowed-values: ['false', 'true']
+    # having problematic value in keys is rare... and also
+    # GitHub Actions' choice of 'on:' triggers this check
+    # ref: https://github.com/adrienverge/yamllint/issues/430
+    check-keys: false