Add Helm chart for deploying web and API components

- Created complete Helm chart with deployments, services, and ingress
- Added support for both web frontend and API backend components
- Included autoscaling (HPA) for both components
- Added pod disruption budgets for high availability
- Configured security contexts and best practices
- Created helper templates and configuration management
- Added production and development value files
- Included comprehensive README with installation instructions

helm/api7ee/templates/service-web.yaml

@@ -0,0 +1,23 @@
+{{- if .Values.web.enabled }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "api7ee.fullname" . }}-web
+  labels:
+    {{- include "api7ee.labels" . | nindent 4 }}
+    app.kubernetes.io/component: web
+  {{- with .Values.web.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  type: {{ .Values.web.service.type }}
+  ports:
+    - port: {{ .Values.web.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "api7ee.selectorLabels" . | nindent 4 }}
+    app.kubernetes.io/component: web
+{{- end }}