fix: added pydantic validation env

requirements/dev.txt

@@ -11,8 +11,9 @@ idna==3.11
 Mako==1.3.10
 MarkupSafe==3.0.3
 psycopg2-binary==2.9.11
-pydantic==1.10.24
-pydantic_core==2.41.4
+pydantic==2.12.4
+pydantic-settings==2.12.0
+pydantic_core==2.41.5
 python-dotenv==1.2.1
 sniffio==1.3.1
 SQLAlchemy==2.0.44

src/core/config.py

@@ -1,14 +1,44 @@
-import os
+from pydantic import PostgresDsn, computed_field
+from pydantic_settings import BaseSettings, SettingsConfigDict
 
-from dotenv import load_dotenv
 
-load_dotenv()
+class SMTPConfig(BaseSettings):
+    server: str = "smtp_server"
+    port: int = 587
+    username: str = "smtp_user"
+    password: str = "smtp_password"
 
 
-class Settings:
-    DATABASE_URL: str = os.getenv("DATABASE_URL")
-    ENV: str = os.getenv("ENV", "development")
-    DEBUG: str = os.getenv("DEBUG", "false").lower() == "true"
-    ASYNC_DATABASE_URL: str = os.getenv("ASYNC_DATABASE_URL")
+class Settings(BaseSettings):
+    JWT_ALGORITHM: str
+    JWT_EXPIRE: str
+
+    POSTGRES_USER: str
+    POSTGRES_PASSWORD: str
+    POSTGRES_HOST: str
+    POSTGRES_DB: str
+
+    APP_NAME: str = "MyApp"
+    ENV: str = "development"
+    DEBUG: bool = False
+    PORT: int = 8000
+
+    EMAIL_SERVER: str = "smtp_server"
+    EMAIL_PORT: int = 587
+    EMAIL_USERNAME: str = "smtp_user"
+    EMAIL_PASSWORD: str = "smtp_password"
+
+    @computed_field
+    @property
+    def DATABASE_URL(self) -> PostgresDsn:
+        return f"postgresql://{self.POSTGRES_USER}:{self.POSTGRES_PASSWORD}@{self.POSTGRES_HOST}/{self.POSTGRES_DB}"
+
+    @computed_field
+    @property
+    def ASYNC_DATABASE_URL(self) -> PostgresDsn:
+        return f"postgresql+asyncpg://{self.POSTGRES_USER}:{self.POSTGRES_PASSWORD}@{self.POSTGRES_HOST}/{self.POSTGRES_DB}"
+
+    model_config = SettingsConfigDict(env_file=".env", case_sensitive=False)
+
 
 settings = Settings()

src/core/models.py

@@ -23,8 +23,6 @@ class Users(SQLModel, table=True):
     is_verified: bool = Field(
         default=False, sa_column_kwargs={"server_default": "false"}
     )
-    verification_token: Optional[str] = None
-    verification_expires_at: Optional[datetime] = None
     dob: Optional[date] = None
     address: Optional[str] = None
     profile_picture: Optional[str] = None