♻️ refactor(db-models): reorganizar models em pacote por entidade

app/db/models/__init__.py

@@ -0,0 +1,3 @@
+from app.db.models.tool import Tool
+
+__all__ = ["Tool"]

app/db/models/tool.py

@@ -1,5 +1,6 @@
-from sqlalchemy import Column, Integer, String, Text, JSON, TIMESTAMP
+from sqlalchemy import JSON, TIMESTAMP, Column, Integer, String, Text
 from sqlalchemy.sql import func
+
 from app.db.database import Base
 
 
@@ -7,20 +8,17 @@ class Tool(Base):
     __tablename__ = "tools"
 
     id = Column(Integer, primary_key=True, index=True)
-
     name = Column(String(100), unique=True, nullable=False)
-
     description = Column(Text, nullable=False)
-
     parameters = Column(JSON, nullable=False)
 
     created_at = Column(
         TIMESTAMP,
-        server_default=func.current_timestamp()
+        server_default=func.current_timestamp(),
     )
 
     updated_at = Column(
         TIMESTAMP,
         server_default=func.current_timestamp(),
-        onupdate=func.current_timestamp()
+        onupdate=func.current_timestamp(),
     )