Merge 'b6a0134 db 스키마 변경' on top of db-migration

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

SQL/db_create.sql

@@ -72,6 +72,7 @@ CREATE TABLE raw_info
     `data_tag`        VARCHAR(50)  NOT NULL    DEFAULT 'default',
     `status`          VARCHAR(20)  NOT NULL    DEFAULT 'start',
     `raw_data`        JSON         NULL,
+    `logo_url`        VARCHAR(500) NULL,
     `created_at`      TIMESTAMP    NOT NULL    DEFAULT CURRENT_TIMESTAMP,
     `updated_at`      TIMESTAMP    NOT NULL    DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
      PRIMARY KEY (info_id)