feat: Enhance news information query with full-text keyword search support

ruoyi-bussiness/src/main/resources/mapper/news/NewsInfoMapper.xml

@@ -46,6 +46,12 @@
             <if test="query.title != null and query.title != ''">
                 and news.title like '%' || #{query.title}::varchar || '%'
             </if>
+            <if test="query.keyword != null and query.keyword != ''">
+                and (
+                    news.title like '%' || #{query.keyword}::varchar || '%'
+                    or news.content like '%' || #{query.keyword}::varchar || '%'
+                )
+            </if>
             <if test="query.module != null and query.module != ''">
                 and news.module = #{query.module}
             </if>