feat: add kubernetes deployment with kustomize (#258)

Signed-off-by: Guilhem Lettron <guilhem@barpilot.io>

deploy/service.yaml

@@ -0,0 +1,14 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: opengist
+  labels:
+    app.kubernetes.io/name: opengist
+spec:
+  selector:
+    app.kubernetes.io/name: opengist
+  ports:
+    - port: 80
+      targetPort: http
+      name: http