helm: manage vector engines and provision vector buckets (#12518)

* helm: deploy vector engines with TLS, probes, and monitoring

* helm: provision vector buckets through the S3 Vectors API

* helm: bracket IPv6 pod addresses for vector listeners

* helm: discover vector engines through the all-in-one master

* helm: accept vector component NetworkPolicy overrides

* helm: bind vector metrics to the pod address on both IP families

* helm: provision vector buckets through embedded and all-in-one gateways

* docs: use the full Helm name for external vector certificates

* helm: render vector instance labels as strings

* helm: allow vector bucket hooks to use restricted security contexts

* helm: honor vector security context enable switches

* helm: prevent duplicate vector monitoring labels

* helm: reject metrics flags with the default pre-metrics vector image

* test: skip vector chart compatibility checks when Helm is unavailable

.github/workflows/helm_ci.yml

@@ -37,6 +37,13 @@ jobs:
         with:
           version: v3.18.4
 
+      - uses: actions/setup-go@v6
+        with:
+          go-version-file: go.mod
+
+      - name: Test vector chart resources
+        run: go test ./k8s/charts/seaweedfs/tests -count=1
+
       - uses: actions/setup-python@v7
         with:
           python-version: '3.10'