implement functionality to schedule-base notifying group about week e…

…vents #10

src/main/resources/db/migration/V1_014__calendar_notification_configuration.sql

@@ -0,0 +1,10 @@
+create table calendar_notification_configuration
+(
+    id           bigserial primary key,
+    uuid         varchar(36)                    not null unique,
+    create_date  timestamp                      not null default now(),
+    update_date  timestamp,
+    active       boolean                        not null default false,
+    calendar_id  int8 references calendar (id)  not null,
+    tg_source_id int8 references tg_source (id) not null
+);