apps/code: open port 22 for gitea

basic/apps/code/ingress-gitea.yaml

+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: tcp-services
+  namespace: stackspout
+data:
+  22: "gitea:22"

basic/apps/code/metallb-gitea.yaml

+# https://metallb.org/usage/
+apiVersion: v1
+kind: Service
+metadata:
+  name: gitea-ssh
+  namespace: stackspout
+  annotations:
+    metallb.universe.tf/allow-shared-ip: "share-ipv4"
+spec:
+  type: LoadBalancer
+  loadBalancerIP: "${ip_address}"
+  ports:
+    - name: ssh
+      protocol: TCP
+      port: 22
+      targetPort: 22
+  selector:
+    app: gitea