v0.41.0

What's Changed

• chore(dialects): move sqlglot dialects to top-level package by @cofin in #378
• fix(parameters): deduplicate named params and fix SearchFilter placeholder reuse by @cofin in #380
• fix(sync_tools): use portal fallback when await_ called from async task by @cofin in #381
• fix(oracledb): add BLOB support and use byte-length thresholds for LOB coercion by @cofin in #385
• fix(aiosqlite): use unique URI per config for in-memory database isolation by @cofin in #383
• feat(storage): add CSV format support for Arrow table export/import by @cofin in #384
• fix(statement): support set operations in pagination and count queries by @cofin in #382
• feat: Postgres extension dialect support by @ftsartek in #359
• docs: overhaul documentation structure and content by @cofin in #386
• feat: improve mypyc configurations by @cofin in #388
• chore(deps): bump pyopenssl from 25.3.0 to 26.0.0 by @dependabot[bot] in #389
• fix(ci): update PGO training path and add validation workflow by @cofin in #391
• test: add regression coverage for load_sql_files path handling by @cofin in #393

Full Changelog: v0.40.0...v0.41.0