Add platform infrastructure configuration

services/gitea/base/ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: gitea-http
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/component: source-control
+    app.kubernetes.io/part-of: platform
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: web
+spec:
+  ingressClassName: traefik
+  rules:
+    - host: git.learn.hyeonworks.com
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: gitea-http
+                port:
+                  number: 3000

services/gitea/base/kustomization.yaml

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+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - pvc.yaml
+  - ingress.yaml
+  - network-policies.yaml

services/gitea/base/network-policies.yaml

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+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-default-deny
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Ingress
+    - Egress
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-allow-traefik-http
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: kube-system
+          podSelector:
+            matchLabels:
+              app.kubernetes.io/name: traefik
+      ports:
+        - protocol: TCP
+          port: 3000
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-allow-dns
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Egress
+  egress:
+    - to:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: kube-system
+          podSelector:
+            matchLabels:
+              k8s-app: kube-dns
+      ports:
+        - protocol: UDP
+          port: 53
+        - protocol: TCP
+          port: 53
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-allow-platform-postgres
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Egress
+  egress:
+    - to:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: platform-data
+          podSelector:
+            matchLabels:
+              cnpg.io/cluster: platform-postgres
+      ports:
+        - protocol: TCP
+          port: 5432
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-allow-public-git-https
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Egress
+  egress:
+    - to:
+        - ipBlock:
+            cidr: 0.0.0.0/0
+            except:
+              - 10.0.0.0/8
+              - 172.16.0.0/12
+              - 192.168.0.0/16
+              - 169.254.0.0/16
+      ports:
+        - protocol: TCP
+          port: 443
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: gitea-allow-prometheus-metrics
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/part-of: platform
+spec:
+  podSelector:
+    matchLabels:
+      app.kubernetes.io/name: gitea
+      app.kubernetes.io/instance: gitea
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: observability
+          podSelector:
+            matchLabels:
+              app.kubernetes.io/name: prometheus
+              app.kubernetes.io/instance: observability-core-kube-pr-prometheus
+      ports:
+        - protocol: TCP
+          port: 3000

services/gitea/base/pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: gitea-data
+  namespace: gitea
+  labels:
+    app.kubernetes.io/name: gitea
+    app.kubernetes.io/instance: gitea
+    app.kubernetes.io/component: source-control
+    app.kubernetes.io/part-of: platform
+spec:
+  accessModes:
+    - ReadWriteOnce
+  volumeMode: Filesystem
+  storageClassName: ssd-local-gitea-retain
+  volumeName: gitea-local-pv
+  resources:
+    requests:
+      storage: 50Gi