Mythic+: Phase 3 - death penalty, run scoring and best-run persistence

sql/updates/characters/master/.gitignore

@@ -1,24 +0,0 @@
-
-build*/
-.directory
-.mailmap
-*.orig
-*.rej
-*~
-.hg/
-*.kdev*
-.DS_Store
-CMakeLists.txt.user
-*.bak
-*.patch
-*.diff
-*.REMOTE.*
-*.BACKUP.*
-*.BASE.*
-*.LOCAL.*
-nbproject/*
-.idea/*
-.browse.VC*
-.vscode
-cmake-build-*/
-.vs

sql/updates/characters/master/2026_07_04_00_characters.sql

@@ -0,0 +1,18 @@
+--
+-- Mythic+ (Challenge Mode): per-character best-run storage.
+--
+CREATE TABLE IF NOT EXISTS `character_mythic_plus` (
+  `guid` bigint unsigned NOT NULL DEFAULT 0 COMMENT 'Global Unique Identifier',
+  `challengeModeId` int unsigned NOT NULL DEFAULT 0 COMMENT 'MapChallengeMode.db2 ID',
+  `level` int unsigned NOT NULL DEFAULT 0 COMMENT 'Keystone level of the best run',
+  `durationMs` int unsigned NOT NULL DEFAULT 0 COMMENT 'Effective run time in milliseconds (incl. death penalty)',
+  `deaths` int unsigned NOT NULL DEFAULT 0,
+  `completionDate` bigint NOT NULL DEFAULT 0 COMMENT 'Unix time of the run',
+  `score` float NOT NULL DEFAULT 0,
+  `affix1` int unsigned NOT NULL DEFAULT 0,
+  `affix2` int unsigned NOT NULL DEFAULT 0,
+  `affix3` int unsigned NOT NULL DEFAULT 0,
+  `affix4` int unsigned NOT NULL DEFAULT 0,
+  PRIMARY KEY (`guid`,`challengeModeId`),
+  CONSTRAINT `fk_character_mythic_plus_character` FOREIGN KEY (`guid`) REFERENCES `characters` (`guid`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='Mythic Keystone best runs';