db: split schema into separate files

src/lib/db/schema/tables/anime-names.ts

@@ -0,0 +1,40 @@
+import {
+	index,
+	integer,
+	sqliteTable,
+	text,
+	uniqueIndex,
+} from "drizzle-orm/sqlite-core";
+import { animeTable } from "./anime";
+
+/**
+ * Additional localized/alternative names for an anime.
+ *
+ * Source: AmqAnimeSchema.names
+ * - language: "EN" | "JA" (per source)
+ * - name: string
+ */
+export const animeNamesTable = sqliteTable(
+	"anime_names",
+	{
+		id: integer("id").notNull().primaryKey({ autoIncrement: true }),
+
+		annId: integer("ann_id")
+			.notNull()
+			.references(() => animeTable.annId, { onDelete: "cascade" }),
+
+		/** "EN" | "JA" per source */
+		language: text("language").notNull(),
+
+		name: text("name").notNull(),
+	},
+	(t) => ({
+		animeIndex: index("anime_names_ann_id_idx").on(t.annId),
+		nameIndex: index("anime_names_name_idx").on(t.name),
+		uniquePerAnime: uniqueIndex("anime_names_ann_lang_name_uq").on(
+			t.annId,
+			t.language,
+			t.name,
+		),
+	}),
+);