Move Caddy into its own docker-compose config

ansible/README.md

@@ -22,6 +22,7 @@ Sets up:
 
 Deploys Docker configurations from `../docker`:
 
+- Sets up the docker network `caddy-network` for services that are reverse proxied by caddy
 - Copies configuration into `/etc/pbri/docker`
 - Creates folder `/var/lib/pbri/docker` for storing application files
 - Creates users with `42xxx` UIDs for running containers

ansible/misc-docker.yaml

@@ -1,6 +1,12 @@
 ---
 - hosts: misc
   tasks:
+    # All services that are behind Caddy need to be in this network
+    - name: Create Caddy network
+      become: yes
+      docker_network:
+        name: caddy-network
+        state: present
     - name: Upload docker configuration
       become: yes
       copy:
@@ -31,6 +37,8 @@
           state: absent
         - name: gitea
           state: present
+        - name: caddy
+          state: present
     - name: Add users for running containers
       become: yes
       ansible.builtin.user: