Replace ingress proxy with nginx

This enables HTTPS redirecting at it too much more easily, and matches the gateway configuration.

Requires using upstream versions of nginx to enable https://nginx.org/en/docs/stream/ngx_stream_realip_module.html

ansible/roles/ingress/tasks/main.yml

@@ -1,5 +1,5 @@
 - name: Configure wireguard
   include: wireguard.yml
 
-- name: Configure haproxy
-  include: haproxy.yml
+- name: Configure nginx
+  include: nginx.yml