Generate akaunting key

src/freedombone-app-akaunting

@@ -59,13 +59,16 @@ function akaunting_generate_env {
         akaunting_url="http://${AKAUNTING_ONION_HOSTNAME}"
     fi
 
+    akaunting_key_bytes="$(create_random_string 16)$(create_random_string 16)"
+    akaunting_key=$(echo -n "$akaunting_key_bytes" | base64)
+
     MARIADB_PASSWORD=$("${PROJECT_NAME}-pass" -u root -a mariadb)
 
     { echo 'APP_NAME=Akaunting';
       echo 'APP_ENV=production';
       echo 'APP_LOCALE=en-GB';
       echo 'APP_INSTALLED=false';
-      echo 'APP_KEY='
+      echo "APP_KEY=base64:${akaunting_key}"
       echo 'APP_DEBUG=true';
       echo 'APP_LOG_LEVEL=debug'
       echo "APP_URL=${akaunting_url}";