message: change emoji to use bigint
diff: @@ -29,8 +29,8 @@ export class Schema implements IDbSchema {
  name TEXT NOT NULL,
  animated INTEGER NOT NULL,
  mxc_url TEXT NOT NULL,
  - created_at INTEGER NOT NULL,
  - updated_at INTEGER NOT NULL,
  + created_at BIGINT NOT NULL,
  + updated_at BIGINT NOT NULL,
  PRIMARY KEY(emoji_id)
  );`, "emoji");
  