Refactor: implemented Repository Factory and Async Mutator Engine. Decoupled storage logic and enforced Dependency Injection across CLI and Web API. Updated documentation.

tests/service_testing/test_mqtt.py

@@ -91,7 +91,7 @@ def _publish_packet(topic: str, payload: str, qos: int = 1, pid: int = 1) -> byt
         packet_payload = len(topic_bytes).to_bytes(2, "big") + topic_bytes + pid.to_bytes(2, "big") + payload_bytes
     else:
         packet_payload = len(topic_bytes).to_bytes(2, "big") + topic_bytes + payload_bytes
-    
+
     return bytes([byte0, len(packet_payload)]) + packet_payload
 
 def _pingreq_packet() -> bytes:
@@ -128,10 +128,10 @@ def test_subscribe_wildcard_retained(mqtt_mod):
     written.clear()
 
     _send(proto, _subscribe_packet("plant/#"))
-    
+
     assert len(written) >= 2 # At least SUBACK + some publishes
     assert written[0].startswith(b"\x90") # SUBACK
-    
+
     combined = b"".join(written[1:])
     # Should contain some water plant topics
     assert b"plant/water/tank1/level" in combined

tests/service_testing/test_snmp.py

@@ -50,10 +50,10 @@ def _make_protocol(mod):
     proto = mod.SNMPProtocol()
     transport = MagicMock()
     sent: list[tuple] = []
-    
+
     def sendto(data, addr):
         sent.append((data, addr))
-        
+
     transport.sendto = sendto
     proto.connection_made(transport)
     sent.clear()
@@ -104,11 +104,11 @@ def test_sysdescr_default(snmp_default):
     proto, transport, sent = _make_protocol(snmp_default)
     packet = _get_request_packet("public", 1, SYS_DESCR_OID_ENC)
     _send(proto, packet)
-    
+
     assert len(sent) == 1
     resp, addr = sent[0]
     assert addr == ("127.0.0.1", 12345)
-    
+
     # default sysDescr has "Ubuntu SMP" in it
     assert b"Ubuntu SMP" in resp
 
@@ -116,10 +116,10 @@ def test_sysdescr_water_plant(snmp_water_plant):
     proto, transport, sent = _make_protocol(snmp_water_plant)
     packet = _get_request_packet("public", 2, SYS_DESCR_OID_ENC)
     _send(proto, packet)
-    
+
     assert len(sent) == 1
     resp, _ = sent[0]
-    
+
     assert b"Debian" in resp
 
 # ── Negative Tests ────────────────────────────────────────────────────────────