Refactor database layer and auditing

packages/sshecret-backend/src/sshecret_backend/settings.py

@@ -1,12 +1,10 @@
 """Settings management."""
 
 from pathlib import Path
-from typing import Annotated, Any
-from pydantic import Field, field_validator
+from pydantic import Field
 from pydantic_settings import (
     BaseSettings,
     SettingsConfigDict,
-    ForceDecode,
 )
 from sqlalchemy import URL
 
@@ -22,24 +20,19 @@ class BackendSettings(BaseSettings):
     )
 
     database: str = Field(default=DEFAULT_DATABASE)
-    generate_initial_tokens: Annotated[bool, ForceDecode] = Field(default=False)
-
-    @field_validator("generate_initial_tokens", mode="before")
-    @classmethod
-    def cast_bool(cls, value: Any) -> bool:
-        """Ensure we catch the boolean."""
-        if isinstance(value, str):
-            if value.lower() in ("1", "true", "on"):
-                return True
-            if value.lower() in ("0", "false", "off"):
-                return False
-        return bool(value)
+    admin_token: str | None = Field(default=None, alias="sshecret_admin_backend_token")
+    sshd_token: str | None = Field(default=None, alias="sshecret_sshd_backend_token")
 
     @property
     def db_url(self) -> URL:
         """Construct database url."""
         return URL.create(drivername="sqlite", database=self.database)
 
+    @property
+    def async_db_url(self) -> URL:
+        """Construct database url with sync handling."""
+        return URL.create(drivername="sqlite+aiosqlite", database=self.database)
+
     @property
     def db_exists(self) -> bool:
         """Check if databatase exists."""