Added field filtering to API endpoints and store colour presets in the database.

database/2025_03_27_213508_colours_presets.php

@@ -0,0 +1,20 @@
+<?php
+use Index\Db\DbConnection;
+use Index\Db\Migration\DbMigration;
+
+final class ColoursPresets_20250327_213508 implements DbMigration {
+    public function migrate(DbConnection $conn): void {
+        $conn->execute(<<<SQL
+            CREATE TABLE msz_colours_presets (
+                preset_id      INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
+                preset_order   INT(11)          NOT NULL DEFAULT '0',
+                preset_name    VARCHAR(255)     NOT NULL              COLLATE 'ascii_general_ci',
+                preset_title   VARCHAR(255)         NULL DEFAULT NULL COLLATE 'utf8mb4_bin',
+                preset_colour  INT(11) UNSIGNED NOT NULL,
+                PRIMARY KEY (preset_id),
+                UNIQUE KEY msz_colours_presets_name_unique (preset_name),
+                KEY msz_colours_presets_order_index (preset_order)
+            ) COLLATE='utf8mb4_bin' ENGINE=InnoDB;
+        SQL);
+    }
+}