Refactor Testcontainers test layer into cratedb-toolkit package

Author: amotl

pyproject.toml

@@ -98,6 +98,7 @@ release = [
   "twine<5",
 ]
 test = [
+  "cratedb-toolkit @ git+https://github.com/crate-workbench/cratedb-toolkit",
   "pytest<8",
   "pytest-asyncio-cooperative",
   "pytest-cov<5",

tests/conftest.py

@@ -4,9 +4,9 @@
 
 import pytest
 import sqlalchemy as sa
+from cratedb_toolkit.testing.testcontainers.cratedb import CrateDBContainer
 
 from lorrystream.util.common import setup_logging
-from tests.testcontainers.cratedb import CrateDBContainer
 
 
 class CrateDBFixture: