feat: allow associating an existing device ID and token with a username

src/models/schema.ts

@@ -11,7 +11,9 @@ export const deviceTokensTable = sqliteTable("device_tokens", {
   token: text("token").notNull().unique(),
   username: text("username"),
   /** Used to determine if a device hasn't been used in a while. Should start to ignore tokens where the device hasn't connected in about a month. */
-  lastConnectedAt: text("last_connected_at").default(sql`(CURRENT_TIMESTAMP)`),
+  lastConnectedAt: text("last_connected_at")
+    .default(sql`(CURRENT_TIMESTAMP)`)
+    .$onUpdate(() => sql`(CURRENT_TIMESTAMP)`),
 });
 
 export const watchStatusTable = sqliteTable(