Merge pull request #386 from vladgh:stack

Add README for docker compose stack role

roles/docker_compose_stack/README.md

@@ -0,0 +1,35 @@
+# Ansible Role: MSMTP
+
+Vlad's Ansible Role for creating Docker Compose stacks.
+
+## Requirements
+
+*_N/A_*
+
+## Role Variables
+
+Available variables are listed below, along with default values (see defaults/main.yml)
+
+- `docker_networks`: A list of networks that need to be created before the stacks
+- `docker_compose_stack`: A list of stacks and their environment variables
+
+## Dependencies
+
+*_N/A_*
+
+## Example Playbook
+
+```yaml
+- hosts: all
+  become: true
+  roles:
+      - vladgh.system.docker_compose_stack
+  vars:
+    docker_networks:
+      - name: simple_stack
+    docker_compose_stack:
+      - name: stack_with_variables
+          env:
+            USER: myname
+            PASSWORD: "{{ vault_smtp_password }}"
+```