diff --git a/.dockerignore b/.dockerignore
index 4f5f732..a1e41eb 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,4 +1,5 @@
 .dockerignore
+.devcontainer
 .git
 .github
 .gitignore
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 12fdd10..e57f9bc 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -22,3 +22,8 @@ jobs:
           dockerfile: Dockerfile
           ignore: DL3008,DL3003,DL3006,DL3013
           failure-threshold: warning
+      -
+        name: Validate JSON and YML files
+        uses: GrantBirki/json-yaml-validate@v4
+        with:
+          yaml_exclude_regex: ".*\\kubernetes\\.yml$"