Test: Checking conv5_classification.json...
SUCCESS: conv5 correctly classified as needing reply
Reason: This is a general 'day off' announcement thread in the social channel. The most recent messages are from various team members announcing their vacation/holiday plans. The user (Mathieu, ID 4) is not mentioned and no specific action or response is expected from them. This is an informational thread for team coordination.
conv5 classification test passed!