Merge ~mthaddon/charm-k8s-ingress/+git/charm-k8s-ingress:dict-init-readme into charm-k8s-ingress:master

[Tom Haddon]

Update README to reflect IngressRequires also taking a dictionary

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision 6ed20d277e82e4b33d2ee2be931a46a8499c4a69

diff --git a/README.md b/README.md
index e850ea9..1add01f 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,9 @@ implements the relation using the ingress library, as a trivial example:
 from charms.nginx_ingress_integrator.v0.ingress import IngressRequires
 
 # In __init__:
-self.ingress = IngressRequires(self, self.config["external_hostname"], self.app.name, 80)
+self.ingress = IngressRequires(self, {"service-hostname": self.config["external_hostname"],
+                                      "service-name": self.app.name,
+                                      "service-port": 80})
 
 # In config-changed handler
 self.ingress.update_config({"service_hostname": self.config["external_hostname"]})