feature: swap from @dataclass to pydantic BaseModel (#238)

* feature: switch almost everything to pydantic BaseModel

* feature: swap more dataclasses over to pydantic models

* feature: use more model serializers to make data handle better

* bug: fix some serialization issues with `None` values

* bug: fix some initialization problems with miner mode config

* bug: fix new BOS+ pool parsing

* bug: fix new BOS+ board temperature parsing serialization error

* bug: more misc fixes with serialization, extra methods, and hashrate types

* bug: add explicit type conversions to hashrate types

* bug: fix epic pool URL parsing

* bug: fix positional args in hashboards

* bug: fix epic missing url scheme

* convert board temp to int

---------

Co-authored-by: Upstream Data <brett@upstreamdata.ca>
Co-authored-by: John-Paul Compagnone <jpcompagnone@epicblockchain.io>

pyasic/data/fans.py

@@ -14,12 +14,12 @@
 #  limitations under the License.                                              -
 # ------------------------------------------------------------------------------
 
-from dataclasses import dataclass
 from typing import Any
 
+from pydantic import BaseModel
 
-@dataclass
-class Fan:
+
+class Fan(BaseModel):
     """A Dataclass to standardize fan data.
 
     Attributes: