feat(synapse): add deployment method virtualenv

roles/synapse/defaults/main/user.yml

@@ -0,0 +1,21 @@
+---
+synapse_user_base_groups:
+  - "{{ synapse_run_group }}"
+synapse_user_groups: ~
+synapse_user_all_groups: >-2
+  {{ synapse_user_base_groups | default([], true)
+    + synapse_user_groups | default([], true) }}
+synapse_user_groups_append: "{{ synapse_user_all_groups | length > 0 }}"
+synapse_run_user: >-2
+  {{ synapse_user_info.name | default(synapse_user) }}
+synapse_run_group: >-2
+  {{ (synapse_user_info is defined and ('groups' in synapse_user_info))
+    | ternary(
+      (synapse_user_info.groups | default("") | split(",") | first),
+      synapse_group
+    )
+  }}
+synapse_run_user_id: >-2
+  {{ synapse_user_info.uid | default(synapse_user) }}
+synapse_run_group_id: >-2
+  {{ synapse_user_info.group | default(synapse_user) }}