Replace edge proxy with nginx

The config makes more sense, and it has more of the features I need, which will come later.

ansible/roles/gateway/tasks/fail2ban.yml

@@ -1,15 +1,15 @@
 - name: fail2ban filter
   template:
-    src: files/haproxy-fail2ban-filter.conf
-    dest: /etc/fail2ban/filter.d/haproxy-basic.conf
+    src: files/nginx-fail2ban-filter.conf
+    dest: /etc/fail2ban/filter.d/nginx-tcp.conf
     mode: "0600"
   become: true
   register: fail2ban_filter
 
 - name: fail2ban jail
   template:
-    src: files/haproxy-fail2ban-jail.conf
-    dest: /etc/fail2ban/jail.d/haproxy.conf
+    src: files/nginx-fail2ban-jail.conf
+    dest: /etc/fail2ban/jail.d/nginx.conf
     mode: "0600"
   become: true
   register: fail2ban_jail

ansible/roles/gateway/tasks/haproxy.yml

@@ -1,27 +0,0 @@
-- name: Install Haproxy
-  package:
-    name: haproxy
-  become: true
-
-- name: Haproxy config
-  template:
-    src: files/haproxy.cfg
-    dest: /etc/haproxy/haproxy.cfg
-    validate: /usr/sbin/haproxy -c -- %s
-    mode: "0644"
-    backup: yes
-  become: true
-  register: haproxy_config
-
-- name: Enable Haproxy
-  service:
-    name: haproxy
-    enabled: true
-  become: true
-
-- name: Restart Haproxy
-  service:
-    name: haproxy
-    state: restarted
-  become: true
-  when: haproxy_config.changed

ansible/roles/gateway/tasks/main.yml

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

ansible/roles/gateway/tasks/nginx.yml

@@ -0,0 +1,26 @@
+- name: Install nginx
+  package:
+    name: nginx
+  become: true
+
+- name: Nginx config
+  template:
+    src: files/nginx.conf
+    dest: /etc/nginx/nginx.conf
+    validate: nginx -t -c %s
+    mode: "0644"
+  become: true
+  register: nginx_config
+
+- name: Enable Nginx
+  service:
+    name: nginx
+    enabled: true
+  become: true
+
+- name: Restart Nginx
+  service:
+    name: nginx
+    state: restarted
+  become: true
+  when: nginx_config.changed