diff --git a/.github/workflows/languages-helm-fmt.yml b/.github/workflows/languages-helm-fmt.yml
new file mode 100644
index 0000000..63d1923
--- /dev/null
+++ b/.github/workflows/languages-helm-fmt.yml
@@ -0,0 +1,133 @@
+# Needs ct.yaml file 
+# e.g.
+# chart-dirs:
+#  - charts
+#  
+# target-branch: main
+# 
+# Enforce semver bump on any changed chart.
+# check-version-increment: true
+# 
+# Set to true if all maintainer GitHub usernames should be validated.
+# validate-maintainers: false
+# 
+# Extra args passed through to every `helm lint` call.
+# helm-extra-args: --timeout 120s
+#
+# Uncomment to validate values.yaml against a JSON schema (values.schema.json).
+# validate-chart-schema: true
+
+name: Helm Lint
+
+on:
+  workflow_call:
+    inputs:
+      chart-dirs:
+        description: >
+          Comma-separated chart directories. Must match chart_dirs in ct config.
+        type: string
+        default: "charts"
+      ct-config:
+        description: "Path to ct config in calling repo. Skipped if file absent."
+        type: string
+        default: "ct.yaml"
+      lint-all:
+        description: >
+          Pass --all to ct lint. Lints every chart, not just ones changed
+          relative to target-branch. Useful on main/release pushes.
+        type: boolean
+        default: true
+      target-branch:
+        description: "Branch ct diffs against for changed-chart detection."
+        type: string
+        default: "main"
+      kubeconform:
+        description: "Validate rendered manifests with kubeconform."
+        type: boolean
+        default: true
+      k8s-version:
+        description: "Kubernetes version for kubeconform schema validation."
+        type: string
+        default: "1.30.0"
+      kubeconform-version:
+        description: "kubeconform release version."
+        type: string
+        default: "0.6.7"
+      helm-version:
+        description: "Helm version."
+        type: string
+        default: "v3.14.4"
+      runner:
+        type: string
+        default: "ubuntu-latest"
+
+jobs:
+  ct-lint:
+    name: ct lint
+    runs-on: ${{ inputs.runner }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - uses: azure/setup-helm@v4
+        with:
+          version: ${{ inputs.helm-version }}
+
+      - uses: helm/chart-testing-action@v2
+
+      - name: Run ct lint
+        run: |
+          ARGS="--target-branch ${{ inputs.target-branch }}"
+
+          if [[ -f "${{ inputs.ct-config }}" ]]; then
+            ARGS="$ARGS --config ${{ inputs.ct-config }}"
+          fi
+
+          if [[ "${{ inputs.lint-all }}" == "true" ]]; then
+            ARGS="$ARGS --all"
+          fi
+
+          ct lint $ARGS
+
+  kubeconform:
+    name: kubeconform
+    runs-on: ${{ inputs.runner }}
+    if: ${{ inputs.kubeconform }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: azure/setup-helm@v4
+        with:
+          version: ${{ inputs.helm-version }}
+
+      - name: Install kubeconform
+        env:
+          VERSION: ${{ inputs.kubeconform-version }}
+        run: |
+          curl -sLo kubeconform.tar.gz \
+            "https://github.com/yannh/kubeconform/releases/download/v${VERSION}/kubeconform-linux-amd64.tar.gz"
+          tar xf kubeconform.tar.gz kubeconform
+          sudo mv kubeconform /usr/local/bin/
+          kubeconform -v
+
+      - name: Render and validate all charts
+        env:
+          K8S_VERSION: ${{ inputs.k8s-version }}
+        run: |
+          find . -name "Chart.yaml" \
+              -not -path "*/.git/*" \
+              -not -path "*/charts/*/Chart.yaml" \
+          | while read chartfile; do
+            chart_dir=$(dirname "$chartfile")
+            echo "──► Validating: $chart_dir"
+            helm dependency update "$chart_dir" 2>/dev/null || true
+            helm template ci-release "$chart_dir" \
+              | kubeconform \
+                  -strict \
+                  -kubernetes-version "$K8S_VERSION" \
+                  -schema-location default \
+                  -schema-location 'https://raw.githubusercontent.com/datreeio/CRDs-catalog/main/{{.Group}}/{{.ResourceKind}}_{{.ResourceAPIVersion}}.json' \
+                  -summary \
+                  -output pretty
+          done