Merge v1.5-variegata into main - #149

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4, actions/checkout@v4, actions/upload-artifact@v4, lukka/run-vcpkg@v11.1. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

‘void duckdb::DataChunk::SetCardinality(duckdb::idx_t)’ is deprecated: Use CheckCardinality (preferred) or SetChildCardinality instead [-Wdeprecated-declarations]

‘void duckdb::DataChunk::SetValue(duckdb::idx_t, duckdb::idx_t, const duckdb::Value&)’ is deprecated: Use Vector::Append on data[col_idx] instead (or Vector::SetValue for write-at-index semantics) [-Wdeprecated-declarations]

‘void duckdb::DataChunk::SetValue(duckdb::idx_t, duckdb::idx_t, const duckdb::Value&)’ is deprecated: Use Vector::Append on data[col_idx] instead (or Vector::SetValue for write-at-index semantics) [-Wdeprecated-declarations]

‘void duckdb::DataChunk::SetCardinality(duckdb::idx_t)’ is deprecated: Use CheckCardinality (preferred) or SetChildCardinality instead [-Wdeprecated-declarations]

‘void duckdb::DataChunk::SetValue(duckdb::idx_t, duckdb::idx_t, const duckdb::Value&)’ is deprecated: Use Vector::Append on data[col_idx] instead (or Vector::SetValue for write-at-index semantics) [-Wdeprecated-declarations]

CURL_LIBRARIES is 'CURL::libcurl'. When linking imported targets, exported

ENABLE_EXTENSION_AUTOINSTALL has no effect: autoload_known_extensions and

ENABLE_EXTENSION_AUTOLOADING has no effect: autoload_known_extensions and

ENABLE_EXTENSION_AUTOINSTALL has no effect: autoload_known_extensions and

ENABLE_EXTENSION_AUTOLOADING has no effect: autoload_known_extensions and

The file vcpkg.json was found multiple times with glob expression '**/vcpkg.json'.