Records unhandled in-game bug reports in a DB table and loads the reports from it for the next round (#30710)

* initial table setup

* adds helpers to get full byond versions as numbers and adds those to the table as well

* reorder bug report new() proc and init bug_report_data as empty list instead of null

* more table changes. move adding the metadata to its own proc

* record unsent bug reports into the DB table

* refers to the correct index in the bug report data for the commit

* flip user and server byond versions

* jsonify bug report contents and metadata

* makes a bug report subsystem and moves recording to it

* Implements loading bug reports from the DB at shift start. Also removes handled bug reports from the DB directly

* Update SSbugreports.dm

* Update SSbugreports.dm

* scopes the bug report recording proc to the subsystem

SQL/updates/70-71.sql

@@ -0,0 +1,11 @@
+# Updating SQL from 70 to 71 -MigratingCocofruit
+# Adding new table for bug reports
+CREATE TABLE `bug_reports` (
+  `db_uid` INT(32) NOT NULL,
+  `author_ckey` varchar(32) NOT NULL,
+  `title` MEDIUMTEXT COLLATE 'utf8mb4_general_ci',
+  `round_id` int(11),
+  `contents_json` LONGTEXT,
+  CONSTRAINT bug_key PRIMARY KEY (`db_uid`,`author_ckey`) USING BTREE
+
+) COLLATE = 'utf8mb4_general_ci' ENGINE = INNODB;