feat: Switch to postgres

Migrate from MariaDB to PostgreSQL.

Signed-off-by: moson <moson@archlinux.org>

conf/config.dev

@@ -6,19 +6,13 @@
 ; development-specific options too.
 
 [database]
-; FastAPI options: mysql.
-backend = mysql
-
-; If using sqlite, set name to the database file path.
+backend = postgres
+;host = localhost
+socket = /run/postgresql
+;port = 5432
 name = aurweb
-
-; MySQL database information. User defaults to root for containerized
-; testing with mysqldb. This should be set to a non-root user.
-user = root
-;password = aur
-host = localhost
-;port = 3306
-socket = /var/run/mysqld/mysqld.sock
+user = aur
+password = aur
 
 [options]
 aurwebdir = YOUR_AUR_ROOT