Add initial Kubernetes deployment setup with GitHub Actions workflow, Dockerfile, and necessary Kubernetes manifests

k8s/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: www-cialloo-com
+  namespace: www-cialloo-com-{{ENVIRONMENT}}
+  labels:
+    app: www-cialloo-com
+    environment: {{ENVIRONMENT}}
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: www-cialloo-com
+      environment: {{ENVIRONMENT}}
+  template:
+    metadata:
+      labels:
+        app: www-cialloo-com
+        environment: {{ENVIRONMENT}}
+    spec:
+      containers:
+      - name: www-cialloo-com
+        image: {{IMAGE_NAME}}:{{IMAGE_TAG}}
+        ports:
+        - containerPort: 80
+        resources:
+          requests:
+            memory: "64Mi"
+            cpu: "50m"
+          limits:
+            memory: "128Mi"
+            cpu: "100m"
+        livenessProbe:
+          httpGet:
+            path: /
+            port: 80
+          initialDelaySeconds: 30
+          periodSeconds: 10
+        readinessProbe:
+          httpGet:
+            path: /
+            port: 80
+          initialDelaySeconds: 5
+          periodSeconds: 5
+      imagePullSecrets:
+      - name: docker-registry-secret

k8s/ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: www-cialloo-com-ingress
+  namespace: www-cialloo-com-{{ENVIRONMENT}}
+  labels:
+    app: www-cialloo-com
+    environment: {{ENVIRONMENT}}
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: web
+spec:
+  ingressClassName: traefik
+  rules:
+  - host: www.cialloo.com
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: www-cialloo-com-service
+            port:
+              number: 80

k8s/namespace.yaml

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+apiVersion: v1
+kind: Namespace
+metadata:
+  name: www-cialloo-com-{{ENVIRONMENT}}
+  labels:
+    app: www-cialloo-com
+    environment: {{ENVIRONMENT}}

k8s/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: www-cialloo-com-service
+  namespace: www-cialloo-com-{{ENVIRONMENT}}
+  labels:
+    app: www-cialloo-com
+    environment: {{ENVIRONMENT}}
+spec:
+  type: ClusterIP
+  ports:
+  - port: 80
+    targetPort: 80
+    protocol: TCP
+  selector:
+    app: www-cialloo-com
+    environment: {{ENVIRONMENT}}