tracks lexicons and how many times they appeared on the jetstream

refactor(server): par iter for encoding blocks

ptr.pet 5c54b0c9 cbc9e661

verified
+1 -1
+1 -1
server/src/db/mod.rs
··· 205 205 data.into_par_iter() 206 206 .map(|chunk| { 207 207 chunk 208 - .into_iter() 208 + .into_par_iter() 209 209 .map(|(i, handle, max_block_size)| { 210 210 (i, handle.take_block_items(max_block_size), handle) 211 211 })