Add database specific config settings

.guix/modules/pixelfed-service.scm

@@ -20,11 +20,10 @@
             pixelfed-configuration))
 
 (define-maybe string)
+(define-maybe integer)
 
 (define-configuration pixelfed-configuration
-  (url
-   (string "localhost")
-   "Url for the pixelfed instance")
+  ;; Guix config settings
   (pixelfed
    (package pixelfed)
    "The pixelfed package to use")
@@ -39,7 +38,34 @@
    "Pixelfed work directory")
   (postgres?
    (boolean #t)
-   "Set up postgres DB")
+   "If true, extends the postgresql service running in the same system")
+
+  ;; App variables
+  (app-name
+   (string "Pixelfed")
+   "Name which appears onn headerbar and other locations")
+  (app-url
+   (string "localhost")
+   "Url for the pixelfed instance")
+
+  ;; Database variables
+  (db-database
+   (string "pixelfed")
+   "The name of the database to connect to")
+  (db-host
+   (maybe-string)
+   "URL to the database host")
+  (db-port
+   (maybe-integer)
+   "Databse host port")
+  (db-username
+   (maybe-string)
+   "The database user to connect as")
+  (db-password
+   (maybe-string)
+   "Password for the database user")
+
+  ;; Nginx/https configuration
   (nginx?
    (boolean #t)
    "Set up reverse proxy via nginx")