chuni: added SUN support, matchmaking, fixed bugs, added docs

- Added CHUNITHM SUN support
- Added first matchmaking support with CPU spawning and messages
- Fixed wrong `next_idx` calculations
- Added `startDate` to events to spawn the correct items
- Fixed login bonus per version
- Added information to docs

core/data/schema/versions/SDBT_3_rollback.sql

@@ -0,0 +1,30 @@
+SET FOREIGN_KEY_CHECKS = 0;
+
+ALTER TABLE chuni_score_playlog
+    DROP COLUMN regionId,
+    DROP COLUMN machineType;
+
+ALTER TABLE chuni_static_events
+    DROP COLUMN startDate;
+
+ALTER TABLE chuni_profile_data
+    DROP COLUMN rankUpChallengeResults;
+
+ALTER TABLE chuni_static_login_bonus
+    DROP FOREIGN KEY chuni_static_login_bonus_ibfk_1;
+
+ALTER TABLE chuni_static_login_bonus_preset
+    DROP PRIMARY KEY;
+
+ALTER TABLE chuni_static_login_bonus_preset
+    CHANGE COLUMN presetId id INT NOT NULL;
+ALTER TABLE chuni_static_login_bonus_preset
+    ADD PRIMARY KEY(id);
+ALTER TABLE chuni_static_login_bonus_preset
+    ADD CONSTRAINT chuni_static_login_bonus_preset_uk UNIQUE(id, version);
+
+ALTER TABLE chuni_static_login_bonus
+    ADD CONSTRAINT chuni_static_login_bonus_ibfk_1 FOREIGN KEY(presetId)
+    REFERENCES chuni_static_login_bonus_preset(id) ON UPDATE CASCADE ON DELETE CASCADE;
+
+SET FOREIGN_KEY_CHECKS = 1;

core/data/schema/versions/SDBT_4_upgrade.sql

@@ -0,0 +1,29 @@
+SET FOREIGN_KEY_CHECKS = 0;
+
+ALTER TABLE chuni_score_playlog
+    ADD COLUMN regionId INT,
+    ADD COLUMN machineType INT;
+
+ALTER TABLE chuni_static_events
+    ADD COLUMN startDate TIMESTAMP NOT NULL DEFAULT current_timestamp();
+
+ALTER TABLE chuni_profile_data
+    ADD COLUMN rankUpChallengeResults JSON;
+
+ALTER TABLE chuni_static_login_bonus
+    DROP FOREIGN KEY chuni_static_login_bonus_ibfk_1;
+
+ALTER TABLE chuni_static_login_bonus_preset
+    CHANGE COLUMN id presetId INT NOT NULL;
+ALTER TABLE chuni_static_login_bonus_preset
+    DROP PRIMARY KEY;
+ALTER TABLE chuni_static_login_bonus_preset
+    DROP INDEX chuni_static_login_bonus_preset_uk;
+ALTER TABLE chuni_static_login_bonus_preset
+    ADD CONSTRAINT chuni_static_login_bonus_preset_pk PRIMARY KEY (presetId, version);
+
+ALTER TABLE chuni_static_login_bonus
+    ADD CONSTRAINT chuni_static_login_bonus_ibfk_1 FOREIGN KEY (presetId, version)
+    REFERENCES chuni_static_login_bonus_preset(presetId, version) ON UPDATE CASCADE ON DELETE CASCADE;
+
+SET FOREIGN_KEY_CHECKS = 1;