feat: add helm chart (#619)

* add workflow

* feat: add pgcat helm chart

* fix: set the right include into configmap

Signed-off-by: David ALEXANDRE <david.alexandre@w6d.io>

* update values and config

* prettifying config

---------

Signed-off-by: David ALEXANDRE <david.alexandre@w6d.io>

charts/pgcat/templates/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "pgcat.fullname" . }}
+  labels:
+    {{- include "pgcat.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: pgcat
+      protocol: TCP
+      name: pgcat
+  selector:
+    {{- include "pgcat.selectorLabels" . | nindent 4 }}