feat: add language support

src/migrations/init.ts

@@ -20,6 +20,14 @@ try {
   // Column already exists — no-op
 }
 
+try {
+  db.exec(
+    `ALTER TABLE note ADD COLUMN language STRING;`,
+  );
+} catch {
+  // Column already exists — no-op
+}
+
 try {
   db.exec(`ALTER TABLE note RENAME COLUMN listed TO discoverable;`);
 } catch {