ci: run the RFC 0019 localstack S3 tests in the s3-integration job

.github/workflows/ci.yml

@@ -95,13 +95,23 @@ jobs:
         with:
           toolchain: stable
       - uses: Swatinem/rust-cache@e18b497796c12c097a38f9edb9d0641fb99eee32 # v2
+      # `--exact` with an explicit list (not bare `--ignored`) so the deferred
+      # `rfc0013_8_reader_forward_compat_over_store` `todo!()` stub stays
+      # un-run. The RFC 0019 Store-migration localstack tests join the list as
+      # they land (querier/compactor/audit + the Store listing/delete helpers).
       - run: >
           cargo test -p ourios-parquet --test rfc0013_object_store --
           --ignored --exact
           rfc0013_1_round_trip_through_s3_backend
           rfc0013_3_atomic_publish_under_contention
           rfc0013_4_manifest_swap_via_conditional_put
           rfc0013_7_s3_compatible_endpoint_via_override
+          store_list_enumerates_keys_on_s3
+          store_list_common_prefixes_rolls_up_on_s3
+          store_list_with_sizes_reports_byte_lengths_on_s3
+          store_delete_blocking_removes_on_s3
+          compact_partition_consolidates_on_s3_via_cas
+          parquet_audit_sink_persists_to_s3
 
   book:
     name: mdbook build

crates/ourios-parquet/src/writer.rs

@@ -553,8 +553,8 @@ impl fmt::Display for WriterError {
                 f,
                 "Writer is poisoned — a prior append_records failed with a Parquet error, \
                  leaving the buffer in an undefined state; close() refuses to publish to \
-                 avoid landing a partial / corrupted file (the .parquet.tmp is preserved \
-                 on disk for diagnosis)",
+                 avoid landing a partial / corrupted file (the in-memory buffer is \
+                 discarded; nothing is put to the store)",
             ),
         }
     }