Changes to 按分类获取Reddit APP feed/Fetch Reddit APP Topic Feed

added the optional property detail/items/ctx to the response with the 422 status

added the optional property detail/items/input to the response with the 422 status

the query request parameter sort was restricted to a list of enum values

the query request parameter time was restricted to a list of enum values

for the query request parameter scheme_name, the minLength was increased from 0 to 1

for the query request parameter topic_id, the minLength was increased from 0 to 5

added the pattern ^[a-z0-9_]+$ to the query request parameter scheme_name

added the pattern ^tx1_[a-z0-9]{1,16}$ to the query request parameter topic_id

for the query request parameter scheme_name, the maxLength was set to 100

for the query request parameter topic_id, the maxLength was set to 20

added the new optional query request parameter language

added the new enum value ALL to the query request parameter time

added the new enum value BEST to the query request parameter sort

added the new enum value CONTROVERSIAL to the query request parameter sort

added the new enum value DAY to the query request parameter time

added the new enum value HOT to the query request parameter sort

added the new enum value HOUR to the query request parameter time

added the new enum value MONTH to the query request parameter time

added the new enum value NEW to the query request parameter sort

added the new enum value RISING to the query request parameter sort

added the new enum value TOP to the query request parameter sort

added the new enum value WEEK to the query request parameter time

added the new enum value YEAR to the query request parameter time

endpoint added