Added db init script. Combined all schemas under schemas. Persisted

updates and init

schemas/patch-schema/03-event_quests.sql

@@ -0,0 +1,14 @@
+BEGIN;
+
+create table if not exists event_quests
+(
+    id serial primary key,
+    max_players integer,
+    quest_type integer not null,
+    quest_id integer not null,
+    mark integer
+);
+
+ALTER TABLE IF EXISTS public.servers DROP COLUMN IF EXISTS season;
+
+END;