TEST.12.1

What's Changed

• Update doc. by @AurelienFT in #2779
• doc: typos issues by @aoudiamoncef in #2780
• Use statics (or lazy) de/serializer in message.rs by @adrien-zinger in #2757
• add client config to binaries by @damip in #2789
• emit execution fail events by @damip in #2800
• Edit send_operations doc by @AurelienFT in #2792
• Fix api get_datastore_entries documentation by @adrien-zinger in #2796
• Fix candidate datastore entries by @Eitu33 in #2786
• prepare test.12.1 by @damip in #2802

Full Changelog: TEST.12.0...TEST.12.1