added new dependencies and added redis support

somehow there is a problem with the parameters.yml and environment
variables. ansible templates are now used.

database migration is still a big problem.

root/etc/ansible/entrypoint.yml

@@ -21,10 +21,18 @@
         path={{ item }}
         state=directory
       with_items:
-        - /var/www/wallabag/data/db
+        - /var/www/wallabag/app
+        - /var/www/wallabag/app/config
+        - /var/www/wallabag/data
         - /var/www/wallabag/data/assets
+        - /var/www/wallabag/data/db
       notify: chown dir
 
+    - name: write parameters.yml
+      template:
+        src=templates/parameters.yml.j2
+        dest=/var/www/wallabag/app/config/parameters.yml
+
     - stat:
         path=/var/www/wallabag/data/db/wallabag.sqlite
       register: wallabag_sqlite_db
@@ -114,6 +122,12 @@
         chdir: /var/www/wallabag
       notify: chown dir
 
+    - name: run migration
+      shell: php bin/console doctrine:migrations:migrate --env=prod
+      args:
+        chdir: /var/www/wallabag
+      notify: chown dir
+
     - name: chown dir
       file:
         path=/var/www/wallabag