use submodule for postgre role

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "roles/matrix-bridge-signal"]
 	path = roles/matrix-bridge-signal
 	url = ssh://git@gitea.auro.re:2222/Pains-Perdus/matrix-bridge-signal.git
+[submodule "roles/postgre"]
+	path = roles/postgre
+	url = ssh://git@gitea.auro.re:2222/Pains-Perdus/postgre.git

roles/postgre

@@ -0,0 +1 @@
+Subproject commit e5ce16268f165be36d4f2f893caf47f9bdb6f332

roles/postgre/tasks/main.yml

@@ -1,67 +0,0 @@
----
-- name: Install postgre and usefull packages
-  apt:
-    update_cache: yes
-    name:
-      - acl # Don't ask me, required by postgresql_user
-      - postgresql
-      - postgresql-contrib
-      - libpq-dev
-      - python3-dev
-      - python3-psycopg2
-      - libpq5
-    state: latest
-  register: apt_result
-  retries: 3
-  until: apt_result is succeeded
-
-- name: Enable and start PostgreSQL
-  systemd:
-    name: postgresql.service
-    state: started
-    enabled: yes
-
-- name: Create users
-  become: true
-  become_user: postgres
-  postgresql_user:
-    name: "{{ item.name }}"
-    encrypted: yes
-    password: "{{ item.password }}"
-  loop: "{{ postgres_users }}"
-  no_log: true
-
-- name: Create databases
-  become: true
-  become_user: postgres
-  postgresql_db:
-    name: "{{ item.name }}"
-    encoding: UTF-8
-    owner: "{{ item.owner | default(omit) }}"
-    lc_collate: "{{ item.local | default(omit) }}"
-    lc_ctype: "{{ item.local | default(omit) }}"
-    template: "{{ item.template | default(omit) }}"
-  loop: "{{ databases }}"
-
-- name: Set encoding
-  become: true
-  become_user: postgres
-  postgresql_query:
-    query: "ALTER ROLE {{ item }} SET client_encoding TO 'utf8'"
-  loop: "{{ postgres_users | map(attribute='name') }}"
-
-- name: Set encoding
-  become: true
-  become_user: postgres
-  postgresql_query:
-    query: "ALTER ROLE {{ item }} SET default_transaction_isolation TO 'read committed'"
-  when: item.read_committed | default(false)
-  loop: "{{ postgres_users | map(attribute='name') }}"
-
-- name: Set timezone
-  become: true
-  become_user: postgres
-  postgresql_query:
-    query: "ALTER ROLE {{ item }} SET timezone TO 'CET'"
-  loop: "{{ postgres_users | map(attribute='name') }}"
-