Initial commit: Dabit Time Manager project

Python-based time management application with UDP discovery,
TCP protocol communication, time sync, and drift monitoring.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

models/controller.py

@@ -0,0 +1,33 @@
+"""Controller 데이터클래스"""
+
+from dataclasses import dataclass, field
+
+
+@dataclass
+class Controller:
+    """컨트롤러 네트워크 정보"""
+    mac: str = ""
+    ip: str = ""
+    port: int = 5000
+    name: str = ""
+    subnet: str = "255.255.255.0"
+    gateway: str = "192.168.0.1"
+    dhcp_mode: int = 0        # 0: Static, 1: DHCP
+    server_ip: str = "0.0.0.0"
+    server_port: int = 0
+    server_mode: int = 0      # 0: Client, 1: Server
+    keep_alive: int = 0
+    dns_name: str = ""
+    ap_ssid_name: str = ""
+    ap_ssid_pw: str = ""
+    ap_mode: int = 0          # 0: Station, 1: AP
+
+    # 시간 동기화/읽기용 상태 (GUI에서 사용)
+    selected: bool = field(default=True, repr=False)
+
+    @property
+    def display_label(self) -> str:
+        """GUI 표시용 라벨: 이름(IP:포트)"""
+        if self.name:
+            return f"{self.name}({self.ip}:{self.port})"
+        return f"{self.ip}:{self.port}"

models/reading.py

@@ -0,0 +1,20 @@
+"""TimeReading 데이터클래스"""
+
+from dataclasses import dataclass
+from datetime import datetime
+
+
+@dataclass
+class TimeReading:
+    """시간 읽기 결과"""
+    controller_mac: str
+    controller_label: str
+    pc_time: datetime
+    controller_time: datetime
+    drift_seconds: float
+
+    @property
+    def drift_display(self) -> str:
+        """오차 표시용 문자열"""
+        sign = "+" if self.drift_seconds >= 0 else ""
+        return f"{sign}{self.drift_seconds:.1f}초"