Reorganize for great victory and move to blob for payload hasg

tests/test_echo_dedup.py

@@ -11,7 +11,6 @@ from unittest.mock import AsyncMock, MagicMock, patch
 
 import pytest
 
-from app.database import Database
 from app.decoder import DecryptedDirectMessage
 from app.repository import (
     ContactRepository,
@@ -19,36 +18,6 @@ from app.repository import (
     RawPacketRepository,
 )
 
-
-@pytest.fixture
-async def test_db():
-    """Create an in-memory test database."""
-    import app.repository as repo_module
-
-    db = Database(":memory:")
-    await db.connect()
-
-    original_db = repo_module.db
-    repo_module.db = db
-
-    try:
-        yield db
-    finally:
-        repo_module.db = original_db
-        await db.disconnect()
-
-
-@pytest.fixture
-def captured_broadcasts():
-    """Capture WebSocket broadcasts for verification."""
-    broadcasts = []
-
-    def mock_broadcast(event_type: str, data: dict):
-        broadcasts.append({"type": event_type, "data": data})
-
-    return broadcasts, mock_broadcast
-
-
 # Shared test constants
 CHANNEL_KEY = "ABC123DEF456ABC123DEF456ABC12345"
 CONTACT_PUB = "a1b2c3d3ba9f5fa8705b9845fe11cc6f01d1d49caaf4d122ac7121663c5beec7"