gongme: k8s Manifeste fuer initialen Cluster-Deploy

Namespace, StorageClass (Longhorn), Postgres, API, Web,
OAuth2-Proxy (Zitadel OIDC) und Traefik-Ingress fuer
https://gongme.expertfab.de.

Images: git.expertfab.de/expertfab/ef-gongme-{api,web}:latest
Auth: Zitadel hinter OAuth2-Proxy v7.7.1
TLS: cert-manager letsencrypt-ClusterIssuer

secret-oauth2.yaml enthaelt Platzhalter — CLIENT_ID/SECRET
muessen nach Zitadel-App-Anlage eingetragen werden.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

k8s/gongme/namespace.yaml

@@ -0,0 +1,19 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: gongme
+---
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: longhorn-gongme
+provisioner: driver.longhorn.io
+reclaimPolicy: Retain
+allowVolumeExpansion: true
+volumeBindingMode: Immediate
+parameters:
+  numberOfReplicas: "2"
+  staleReplicaTimeout: "30"
+  fromBackup: ""
+  fsType: "ext4"