v1.23.3

Additions

• [2chen] Add 2chen.moe extractor (#2707)
• [8chan] add thread and board extractors (#2938)
• [deviantart] add group option (#3018)
• [fanbox] add content metadata field (#3020)
• [instagram] restore cursor functionality (#2991)
• [instagram] restore warnings for private profiles (#3004, #3045)
• [nana] add nana extractors (#2967)
• [nijie] add feed and followed extractors (#3048)
• [tumblr] support https://www.tumblr.com/BLOGNAME URLs (#3034)
• [tumblr] add offset option
• [vk] add tagged extractor (#2997)
• add path-extended option (#3021)
• emit debug logging messages before calling time.sleep() (#2982)

Changes

• [postprocessor:metadata] assume "mode": "custom" when format is given

Fixes

• [artstation] skip missing projects (#3016)
• [danbooru] fix ugoira metadata extraction (#3056)
• [deviantart] fix deviation extraction (#2981)
• [hitomi] fall back to webp when selected format is not available (#3030)
• [imagefap] fix and improve folder extraction and gallery pagination (#3013)
• [instagram] fix login (#3011, #3015)
• [nozomi] fix extraction (#3051)
• [redgifs] fix extraction (#3037)
• [tumblr] sleep between fallback retries (#2957)
• [vk] unescape error messages
• fix duplicated metadata bug with -j (#3033)
• fix bug when processing input file comments (#2808)