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/oauth2-proxy.yaml

@@ -0,0 +1,70 @@
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: oauth2-proxy
+  namespace: gongme
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: oauth2-proxy
+  template:
+    metadata:
+      labels:
+        app: oauth2-proxy
+    spec:
+      containers:
+        - name: oauth2-proxy
+          image: quay.io/oauth2-proxy/oauth2-proxy:v7.7.1
+          args:
+            - --provider=oidc
+            - --oidc-issuer-url=https://auth.expertfab.de
+            - --redirect-url=https://gongme.expertfab.de/oauth2/callback
+            - --upstream=http://gongme-web:3000
+            - --http-address=0.0.0.0:4180
+            - --email-domain=expertfab.de
+            - --scope=openid profile email
+            - --skip-provider-button=true
+            - --cookie-secure=true
+            - --cookie-samesite=lax
+            - --reverse-proxy=true
+            - --pass-access-token=true
+            - --set-xauthrequest=true
+          env:
+            - name: OAUTH2_PROXY_CLIENT_ID
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secrets
+                  key: OAUTH2_PROXY_CLIENT_ID
+            - name: OAUTH2_PROXY_CLIENT_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secrets
+                  key: OAUTH2_PROXY_CLIENT_SECRET
+            - name: OAUTH2_PROXY_COOKIE_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: oauth2-proxy-secrets
+                  key: OAUTH2_PROXY_COOKIE_SECRET
+          ports:
+            - containerPort: 4180
+          resources:
+            requests:
+              cpu: 50m
+              memory: 64Mi
+            limits:
+              cpu: 100m
+              memory: 128Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: oauth2-proxy
+  namespace: gongme
+spec:
+  selector:
+    app: oauth2-proxy
+  ports:
+    - port: 4180
+      targetPort: 4180