chore: move metallb-0.15.4.tgz to root, regenerate index.yaml

All chart packages served from repo root (not docs/).
Removed docs/ directory.

Author: Peker Oksuz

docs/index.yaml

@@ -7,7 +7,7 @@ entries:
       artifacthub.io/prerelease: "false"
     apiVersion: v2
     appVersion: 1.15.1
-    created: "2026-04-06T19:19:46.822259+03:00"
+    created: "2026-04-06T22:08:43.153418+03:00"
     description: Ingress controller for Kubernetes using NGINX as a reverse proxy
       and load balancer
     digest: ae41d62f2c58f34bb797bacb4ca4ec4696ec004701d744fb08d5ae52a60e311f
@@ -26,12 +26,37 @@ entries:
     sources:
     - https://github.com/kubernetes/ingress-nginx
     urls:
-    - ingress-nginx-4.15.1.tgz
+    - https://artifactsystems.github.io/rtxstack-plugins/ingress-nginx-4.15.1.tgz
     version: 4.15.1
   metallb:
   - apiVersion: v2
     appVersion: v0.15.3
-    created: "2026-04-06T19:19:46.824129+03:00"
+    created: "2026-04-06T22:08:43.157748+03:00"
+    dependencies:
+    - condition: crds.enabled
+      name: crds
+      repository: ""
+      version: 0.15.3
+    - condition: frrk8s.enabled
+      name: frr-k8s
+      repository: https://metallb.github.io/frr-k8s
+      version: 0.0.21
+    description: A network load-balancer implementation for Kubernetes using standard
+      routing protocols
+    digest: 398c5f705ad6b68d9c126717554e0607d7d2d95c065edfa82011dca69820ab15
+    home: https://metallb.universe.tf
+    icon: https://metallb.universe.tf/images/logo/metallb-white.png
+    kubeVersion: '>= 1.19.0-0'
+    name: metallb
+    sources:
+    - https://github.com/metallb/metallb
+    type: application
+    urls:
+    - https://artifactsystems.github.io/rtxstack-plugins/metallb-0.15.4.tgz
+    version: 0.15.4
+  - apiVersion: v2
+    appVersion: v0.15.3
+    created: "2026-04-06T22:08:43.15568+03:00"
     dependencies:
     - condition: crds.enabled
       name: crds
@@ -52,17 +77,17 @@ entries:
     - https://github.com/metallb/metallb
     type: application
     urls:
-    - metallb-0.15.3.tgz
+    - https://artifactsystems.github.io/rtxstack-plugins/metallb-0.15.3.tgz
     version: 0.15.3
   vsphere-csi:
   - apiVersion: v2
     appVersion: 2.7.0
-    created: "2026-04-06T19:19:46.82477+03:00"
+    created: "2026-04-06T22:08:43.158593+03:00"
     description: A Helm chart for vSphere CSI Driver
     digest: 4ad49e09c9887e8589e87529dc9309a706f29f5ed3303939319b249ce9d428fe
     name: vsphere-csi
     type: application
     urls:
-    - vsphere-csi-0.2.0.tgz
+    - https://artifactsystems.github.io/rtxstack-plugins/vsphere-csi-0.2.0.tgz
     version: 0.2.0
-generated: "2026-04-06T19:19:46.81721+03:00"
+generated: "2026-04-06T22:08:43.148375+03:00"