feat: added beacon operation config editor

sparse-server/migrations/20250131053917_beacon_config_name.sql

@@ -0,0 +1,15 @@
+DROP TABLE beacon_config;
+CREATE TABLE beacon_config (
+    config_id integer PRIMARY KEY AUTOINCREMENT NOT NULL,
+    config_name varchar NOT NULL,
+
+    mode text check (mode in ('single', 'regular', 'random', 'cron')),
+
+    regular_interval int,
+
+    random_min_time int,
+    random_max_time int,
+
+    cron_schedule varchar,
+    cron_mode text check (cron_mode in ('local', 'utc'))
+);