Remove nessus app and fix envoy-gateway OCI chart bug

- Delete nessus Application CRD, manifests, and bootstrap script
- Vendor envoy-gateway Helm chart (v1.6.3) locally to work around
  ArgoCD v3.3.3 Docker Hub OCI resolution bug
- Re-enable auto-sync for envoy-gateway

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

charts/envoy-gateway/templates/certgen-rbac.yaml

@@ -0,0 +1,127 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "eg.fullname" . }}-certgen
+  namespace: '{{ .Release.Namespace }}'
+  labels:
+  {{- include "eg.labels" . | nindent 4 }}
+  {{- if .Values.certgen.rbac.labels }}
+  {{- toYaml .Values.certgen.rbac.labels | nindent 4 }}
+  {{- end }}
+  annotations:
+    "helm.sh/hook": pre-install, pre-upgrade
+    "helm.sh/hook-weight": "-1"   # Ensure rbac is created before the certgen job when using ArgoCD.
+  {{- if .Values.certgen.rbac.annotations }}
+    {{- toYaml .Values.certgen.rbac.annotations | nindent 4 -}}
+  {{- end }}
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: {{ include "eg.fullname" . }}-certgen
+  namespace: '{{ .Release.Namespace }}'
+  labels:
+  {{- include "eg.labels" . | nindent 4 }}
+  {{- if .Values.certgen.rbac.labels }}
+  {{- toYaml .Values.certgen.rbac.labels | nindent 4 }}
+  {{- end }}
+  annotations:
+    "helm.sh/hook": pre-install, pre-upgrade
+    "helm.sh/hook-weight": "-1"   # Ensure rbac is created before the certgen job when using ArgoCD.
+  {{- if .Values.certgen.rbac.annotations }}
+    {{- toYaml .Values.certgen.rbac.annotations | nindent 4 -}}
+  {{- end }}
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - secrets
+  verbs:
+  - get
+  - create
+  - update
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "eg.fullname" . }}-certgen
+  namespace: '{{ .Release.Namespace }}'
+  labels:
+  {{- include "eg.labels" . | nindent 4 }}
+  {{- if .Values.certgen.rbac.labels }}
+  {{- toYaml .Values.certgen.rbac.labels | nindent 4 }}
+  {{- end }}
+  annotations:
+    "helm.sh/hook": pre-install, pre-upgrade
+    "helm.sh/hook-weight": "-1"   # Ensure rbac is created before the certgen job when using ArgoCD.
+  {{- if .Values.certgen.rbac.annotations }}
+    {{- toYaml .Values.certgen.rbac.annotations | nindent 4 -}}
+  {{- end }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: '{{ include "eg.fullname" . }}-certgen'
+subjects:
+- kind: ServiceAccount
+  name: '{{ include "eg.fullname" . }}-certgen'
+  namespace: '{{ .Release.Namespace }}'
+---
+{{- if .Values.topologyInjector.enabled }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: '{{ include "eg.fullname" . }}-certgen:{{ .Release.Namespace }}'
+  labels:
+  {{- include "eg.labels" . | nindent 4 }}
+  {{- if .Values.certgen.rbac.labels }}
+    {{- toYaml .Values.certgen.rbac.labels | nindent 4 }}
+  {{- end }}
+  annotations:
+    "helm.sh/hook": pre-install, pre-upgrade
+    "helm.sh/hook-weight": "-1"   # Ensure rbac is created before the certgen job when using ArgoCD.
+  {{- if .Values.certgen.rbac.annotations }}
+    {{- toYaml .Values.certgen.rbac.annotations | nindent 4 -}}
+  {{- end }}
+rules:
+  - apiGroups:
+    - admissionregistration.k8s.io
+    resources:
+    - mutatingwebhookconfigurations
+    verbs:
+    - get
+    - list
+    - watch
+  - apiGroups:
+      - admissionregistration.k8s.io
+    resources:
+      - mutatingwebhookconfigurations
+    resourceNames:
+      - 'envoy-gateway-topology-injector.{{ .Release.Namespace }}'
+    verbs:
+      - update
+      - patch
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: '{{ include "eg.fullname" . }}-certgen:{{ .Release.Namespace }}'
+  labels:
+  {{- include "eg.labels" . | nindent 4 }}
+  {{- if .Values.certgen.rbac.labels }}
+    {{- toYaml .Values.certgen.rbac.labels | nindent 4 }}
+  {{- end }}
+  annotations:
+    "helm.sh/hook": pre-install, pre-upgrade
+    "helm.sh/hook-weight": "-1"   # Ensure rbac is created before the certgen job when using ArgoCD.
+  {{- if .Values.certgen.rbac.annotations }}
+    {{- toYaml .Values.certgen.rbac.annotations | nindent 4 -}}
+  {{- end }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: '{{ include "eg.fullname" . }}-certgen:{{ .Release.Namespace }}'
+subjects:
+  - kind: ServiceAccount
+    name: '{{ include "eg.fullname" . }}-certgen'
+    namespace: '{{ .Release.Namespace }}'
+{{- end }}