feat(isac): add gear mod data management

database/schema.sql

@@ -684,6 +684,42 @@ CREATE TABLE IF NOT EXISTS weapon_mod_effect_quality_values (
 	value REAL NOT NULL,
 	PRIMARY KEY(effect_id,quality)
 );
+CREATE TABLE IF NOT EXISTS gear_mods (
+	id TEXT PRIMARY KEY,
+	name TEXT NOT NULL,
+	active INTEGER NOT NULL DEFAULT 1 CHECK(active IN (0,1)),
+	created_at TEXT NOT NULL,
+	updated_at TEXT NOT NULL
+);
+CREATE UNIQUE INDEX IF NOT EXISTS gear_mods_name_nocase_idx ON gear_mods(name COLLATE NOCASE);
+CREATE TABLE IF NOT EXISTS gear_mod_quality_values (
+	gear_mod_id TEXT NOT NULL REFERENCES gear_mods(id) ON DELETE CASCADE,
+	quality TEXT NOT NULL CHECK(quality IN ('Standard','Specialized','Superior','High-end')),
+	primary_level_1_min REAL NOT NULL,
+	primary_level_1_max REAL NOT NULL,
+	primary_level_20_min REAL NOT NULL,
+	primary_level_20_max REAL NOT NULL,
+	PRIMARY KEY(gear_mod_id,quality),
+	CHECK(primary_level_1_max>=primary_level_1_min),
+	CHECK(primary_level_20_max>=primary_level_20_min),
+	CHECK(primary_level_20_min>=primary_level_1_min),
+	CHECK(primary_level_20_max>=primary_level_1_max)
+);
+CREATE TABLE IF NOT EXISTS gear_mod_secondary_options (
+	gear_mod_id TEXT NOT NULL REFERENCES gear_mods(id) ON DELETE CASCADE,
+	stat_attribute_id TEXT NOT NULL REFERENCES stat_attributes(id),
+	PRIMARY KEY(gear_mod_id,stat_attribute_id)
+);
+CREATE TABLE IF NOT EXISTS gear_mod_secondary_quality_values (
+	gear_mod_id TEXT NOT NULL,
+	stat_attribute_id TEXT NOT NULL,
+	quality TEXT NOT NULL CHECK(quality IN ('Standard','Specialized','Superior','High-end')),
+	min_value REAL NOT NULL,
+	max_value REAL NOT NULL,
+	PRIMARY KEY(gear_mod_id,stat_attribute_id,quality),
+	FOREIGN KEY(gear_mod_id,stat_attribute_id) REFERENCES gear_mod_secondary_options(gear_mod_id,stat_attribute_id) ON DELETE CASCADE,
+	CHECK(max_value>=min_value)
+);
 CREATE TABLE IF NOT EXISTS game_data_icons (
 	entity_type TEXT NOT NULL CHECK(entity_type IN ('talent', 'brand_set', 'os_protocol', 'skill_chip')),
 	entity_id TEXT NOT NULL,