db: improve genre and tag handling

src/lib/db/import-amq.ts

@@ -28,11 +28,13 @@ import {
 	artistAltNamesTable,
 	artistGroupsTable,
 	artistsTable,
+	genresTable,
 	groupAltNamesTable,
 	groupArtistMembersTable,
 	groupGroupMembersTable,
 	groupsTable,
 	songsTable,
+	tagsTable,
 } from "./schema";
 
 /**
@@ -428,11 +430,18 @@ export async function importAmqData(
 
 				// genres
 				if (a.genres.length) {
+					// Ensure lookup rows exist (string PK)
+					db.insert(genresTable)
+						.values(a.genres.map((g) => ({ name: g })))
+						.onConflictDoNothing()
+						.run();
+
+					// Insert relations
 					db.insert(animeGenresTable)
 						.values(
 							a.genres.map((g) => ({
 								annId: a.annId,
-								genre: g,
+								genreName: g,
 							})),
 						)
 						.run();
@@ -440,11 +449,18 @@ export async function importAmqData(
 
 				// tags
 				if (a.tags.length) {
+					// Ensure lookup rows exist (string PK)
+					db.insert(tagsTable)
+						.values(a.tags.map((t) => ({ name: t })))
+						.onConflictDoNothing()
+						.run();
+
+					// Insert relations
 					db.insert(animeTagsTable)
 						.values(
 							a.tags.map((t) => ({
 								annId: a.annId,
-								tag: t,
+								tagName: t,
 							})),
 						)
 						.run();