Module fts 

FTS index/delete sync messages (client → server / server → client).

FtsIndexMsg carries one document’s text content from a Lite client to Origin for full-text indexing. FtsDeleteMsg removes a document from Origin’s inverted index.

Wire opcodes:

• 0xA6 — FtsIndex (Lite → Origin)
• 0xA7 — FtsIndexAck (Origin → Lite)
• 0xA8 — FtsDelete (Lite → Origin)
• 0xA9 — FtsDeleteAck (Origin → Lite)

Structs

FtsDeleteAckMsg

FTS delete acknowledgment (Origin → Lite, 0xA9).

FtsDeleteMsg

FTS delete request (Lite → Origin, 0xA8).

FtsIndexAckMsg

FTS index acknowledgment (Origin → Lite, 0xA7).

FtsIndexMsg

FTS index request (Lite → Origin, 0xA6).