create basic dataclass for miner data

data/__init__.py

@@ -0,0 +1,27 @@
+from dataclasses import dataclass
+
+
+@dataclass
+class MinerData:
+    ip: str
+    model: str = "Unknown"
+    hostname: str = "Unknown"
+    hashrate: float = 0
+    temperature: float = 0
+    wattage: int = 0
+    ideal_chips: int = 0
+    left_chips: int = 0
+    center_chips: int = 0
+    right_chips: int = 0
+    pool_split: str = 0
+    pool_1_url: str = "Unknown"
+    pool_1_user: str = "Unknown"
+    pool_2_url: str = ""
+    pool_2_user: str = ""
+
+    def __post_init__(self):
+        self.total_chips = self.right_chips + self.center_chips + self.left_chips
+        self.nominal = self.ideal_chips == self.total_chips
+
+    def asdict(self):
+        return {k: v for k, v in self.__dict__.items()}