Align Redis and MinIO connect() idempotency in ConnectionAwareAdapter.

Move shared connect orchestration into the base adapter so both backends short-circuit when already healthy and only reconnect after a failed probe.

Co-authored-by: Cursor <[email protected]>

tests/integration/redis_adapter_test.py

@@ -1,6 +1,7 @@
 """Integration tests for the RedisAdapter."""
 
 from collections.abc import Generator
+import logging
 
 import pytest
 import redis
@@ -48,6 +49,16 @@ def clear_redis(raw_redis_client: redis.Redis) -> None:
     raw_redis_client.flushall()
 
 
+def test_should_log_info_when_already_connected(
+    redis_adapter: RedisAdapter,
+    caplog: pytest.LogCaptureFixture,
+) -> None:
+    """Test that the RedisAdapter logs info when connect is called while already connected."""
+    with caplog.at_level(logging.INFO):
+        redis_adapter.connect()
+    assert "Already connected to Redis" in caplog.text
+
+
 def test_should_raise_connection_error_when_unable_to_connect() -> None:
     """Test that the RedisAdapter raises ConnectionError when unable to connect."""
     adapter = RedisAdapter(config=RedisConfig(uri="redis://invalid:6379"))