Add wallabag docker container

modules/containers.nix

@@ -0,0 +1,29 @@
+{ config, lib, pkgs, ... }:
+
+  let password = builtins.readFile /var/lib/wallabag/token;
+
+  in
+{
+  # Enable Docker
+  virtualisation.docker = {
+    enable = true;
+    storageDriver = "overlay2";
+  };
+
+  # Container setup
+  docker-containers = {
+    wallabag = {
+      image = "decentralize/wallabag";
+      environment = {
+        SYMFONY__ENV__DATABASE_DRIVER = "pdo_pgsql";
+        SYMFONY__ENV__DATABASE_NAME = "wallabag";
+        SYMFONY__ENV__DATABASE_USER = "wallabag";
+        SYMFONY__ENV__DATABASE_PASSWORD = password;
+        SYMFONY__ENV__FOSUSER_REGISTRATION= "false";
+        SYMFONY__ENV__DOMAIN_NAME= "https://coolneng.duckdns.org/wallabag";
+        POPULATE_DATABASE = "false";
+      };
+      ports = [ "80:8081" ];
+    };
+  };
+}