Merge pull request #414 from namada-net/improve-timestamp-query

improved block/timestamp/{value} endpoint

Author: Fraccaman

orm/migrations/2025-08-06-084026_block_timestamp_index/down.sql

@@ -0,0 +1 @@
+DROP INDEX idx_block_timestamp;

orm/migrations/2025-08-06-084026_block_timestamp_index/up.sql

@@ -0,0 +1 @@
+CREATE INDEX idx_block_timestamp ON blocks(timestamp);

webserver/src/repository/block.rs

@@ -63,8 +63,11 @@ impl BlockRepositoryTrait for BlockRepository {
             .expect("Invalid timestamp")
             .naive_utc();
 
+        let lower_bound = timestamp - chrono::Duration::seconds(60);
+
         conn.interact(move |conn| {
             blocks::table
+                .filter(blocks::timestamp.ge(lower_bound))
                 .filter(blocks::timestamp.le(timestamp))
                 .order(blocks::timestamp.desc())
                 .select(BlockDb::as_select())