Use BaseSettings and remove Vault fetch logic

src/core/config.py

@@ -1,15 +1,7 @@
-from httpx import Client
-from pydantic import BaseModel
 from pydantic_settings import BaseSettings
 
 
-class Settings(BaseSettings):
-    VAULT_HOST: str
-    VAULT_SECRET_PATH: str
-    VAULT_TOKEN: str
-
-
-class Config(BaseModel):
+class Config(BaseSettings):
     DISCORD_BOT_TOKEN: str
     DISCORD_BOT_ID: str
     DISCORD_BOT_ACTIVITY: str
@@ -37,21 +29,4 @@ class Config(BaseModel):
     TEMPOLAR_URL: str = "temporal:7233"
 
 
-def get_config() -> Config:
-    settings = Settings()  # type: ignore
-
-    with Client() as client:
-        response = client.get(
-            f"https://{settings.VAULT_HOST}/v1/{settings.VAULT_SECRET_PATH}",
-            headers={
-                "X-Vault-Token": settings.VAULT_TOKEN,
-                "Content-Type": "application/json",
-            },
-        )
-
-        response.raise_for_status()
-
-    return Config(**response.json()["data"]["data"])
-
-
-config = get_config()
+config = Config()