feat(k8s): adding kubernetes support

Now we can use skaffold and deploy bouncer in a kubernetes cluster

ref #10

misc/k8s/kustomization/base/resources/bouncer-server/files/config.yml

@@ -0,0 +1,22 @@
+proxy:
+  http:
+    host: 0.0.0.0
+    port: 8080
+  metrics:
+    enabled: true
+    endpoint: /.bouncer/metrics
+    basicAuth: null
+
+layers:
+  queue:
+    templateDir: /usr/share/bouncer/layers/queue/templates
+    defaultKeepAlive: 1m0s
+
+redis:
+  addresses:
+  - ${RFS_BOUNCER_REDIS_SERVICE_HOST}:${RFS_BOUNCER_REDIS_SERVICE_PORT}
+  master: ""
+
+logger:
+  level: 3
+  format: human