feat: enhance job fair SQL seed data and add guidelines for protected API calls

ruoyi-bussiness/src/main/resources/mapper/rc/PublicJobFairMapper.xml

@@ -173,7 +173,7 @@
     <select id="selectJobListByJobFairIdAndCompanyId" resultType="com.ruoyi.cms.domain.Job">
         select pfj.id as fair_relation_id, j.job_id, j.job_title, j.min_salary, j.max_salary, j.education, j.experience,
                j.company_name, j.job_location, j.job_location_area_code, j.posting_date, j.vacancies,
-               j.company_id, j.description, j.job_category, j.job_address
+               j.company_id, j.is_urgent, j.description, j.job_category, j.job_address
         from public_job_fair_job pfj
         inner join job j on pfj.job_id = j.job_id
         where pfj.job_fair_id = #{jobFairId} and pfj.company_id = #{companyId} and pfj.del_flag = '0' and j.del_flag = '0'