Development environment

• devenv configuration to create a LXC container
• Install npm global with yarn (needed by the backend) and pnpm (needed by Etherpad)
• Install PostgreSQL, create the users and the DBs needed by the backend and Etherpad
• Install Etherpad
• Update the README

inventory/host_vars/acoords-test.devs.coop/config.yml

@@ -31,7 +31,7 @@ app_secret_key: !vault |
           37616465653130363963633362613930393735646461393866343633656438316261366465336463
           3565346631386566383866613336376135396537633834646134
 app_algorithm: "HS256"
-app_access_token_expire_minutes: 30
+app_access_token_expire_minutes: 21600
 app_admin_password: "password"
 
 load_sample_data: "True"
\ No newline at end of file