feat(hydrogen): add ansible role for deployment using docker

roles/hydrogen/defaults/main/container.yml

@@ -0,0 +1,43 @@
+---
+hydrogen_container_name: hydrogen
+hydrogen_container_image_server: ghcr.io
+hydrogen_container_image_namespace: element-hq
+hydrogen_container_image_name: hydrogen-web
+hydrogen_container_image_tag: ~
+hydrogen_container_image: >-2
+  {{
+    ([
+      hydrogen_container_image_server,
+      hydrogen_container_image_namespace,
+      hydrogen_container_image_name,
+    ] | join('/'))
+    + ':' + (hydrogen_container_image_tag
+      | default('v' + hydrogen_version, true))
+  }}
+
+hydrogen_container_working_directory: "/usr/share/nginx/html"
+hydrogen_container_config_file: >-2
+  {{ hydrogen_container_working_directory }}/config.json
+hydrogen_container_base_volumes:
+  - "{{ hydrogen_config_file }}:{{ hydrogen_container_config_file }}:ro"
+hydrogen_container_full_volumes: >-2
+  {{ hydrogen_container_base_volumes | default([], true)
+    + (hydrogen_container_volumes | default([], true))
+
+hydrogen_container_image_source: pull
+hydrogen_container_image_force_source: >-2
+  {{ hydrogen_container_image_tag | default(false, true) | bool }}
+hydrogen_container_state: >-2
+  {{ (hydrogen_state == 'present') | ternary('started', 'absent') }}
+hydrogen_container_env: ~
+hydrogen_container_user: >-2
+  {{ hydrogen_run_user_id }}:{{ hydrogen_run_group_id }}
+hydrogen_container_ports: ~
+hydrogen_container_labels: ~
+hydrogen_container_ulimits: ~
+hydrogen_container_volumes: ~
+hydrogen_container_networks: ~
+hydrogen_container_purge_networks: ~
+hydrogen_container_dns_servers: ~
+hydrogen_container_etc_hosts: ~
+hydrogen_container_restart_policy: unless-stopped

roles/hydrogen/defaults/main/main.yml

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+---
+hydrogen_state: present
+hydrogen_user: hydrogen
+hydrogen_version: "0.5.0"
+hydrogen_deployment_method: docker
+
+hydrogen_config_file: "/etc/hydrogen/config.json"
+
+hydrogen_config: ~
+hydrogen_config_default_home_server: matrix.org
+hydrogen_config_default_theme_light: "element-light"
+hydrogen_config_default_theme_dark: "element-dark"
+hydrogen_config_default_theme:
+  light: "{{ hydrogen_config_default_theme_light }}"
+  dark: "{{ hydrogen_config_default_theme_dark }}"
+hydrogen_base_config:
+  defaultHomeServer: "{{ hydrogen_config_default_home_server }}"
+  defaultTheme: "{{ hydrogen_config_default_theme }}"
+hydrogen_full_config: >-2
+  {{ hydrogen_base_config | default({}, true)
+      | combine(hydrogen_config | default({}, true)) }}

roles/hydrogen/defaults/main/user.yml

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+---
+hydrogen_run_user_id: >-2
+  {{ hydrogen_user_info.uid | default(hydrogen_user) }}
+hydrogen_run_group_id: >-2
+  {{ hydrogen_user_info.group | default(hydrogen_user) }}