IOT Playbook updated with docker networks and caddy.

iot/roles/caddy/defaults/main.yaml

@@ -0,0 +1,7 @@
+
+caddy_container: caddy
+caddyfile_path: /var/lib/caddy/conf/Caddyfile
+snippet_block: |
+  {{ host }} {
+      reverse_proxy {{ grafana_container }}:3000
+  }

iot/roles/caddy/handlers/main.yaml

@@ -0,0 +1,7 @@
+---
+# Handlers for Nginx role
+- name: Restart caddy container
+  docker_container:
+    name: "{{ caddy_container }}"
+    state: started
+    restart: true

iot/roles/caddy/tasks/main.yaml

@@ -0,0 +1,22 @@
+---
+- name: Read current Caddyfile
+  ansible.builtin.slurp:
+    path: "{{ caddyfile_path }}"
+  register: caddyfile_raw
+
+- name: Decode Caddyfile content
+  set_fact:
+    caddyfile_content: "{{ caddyfile_raw['content'] | b64decode }}"
+
+- name: Check if snippet already exists
+  set_fact:
+    snippet_present: "{{ snippet_block in caddyfile_content }}"
+
+- name: Add snippet if missing
+  ansible.builtin.blockinfile:
+    path: "{{ caddyfile_path }}"
+    marker: "# {mark} Ansible managed Caddy snippet for {{ host }}"
+    block: "{{ snippet_block }}"
+    create: yes
+  when: not snippet_present
+  notify: Restart caddy container