init

app/config.py

@@ -0,0 +1,41 @@
+from __future__ import annotations
+
+from functools import lru_cache
+from pathlib import Path
+
+from pydantic import Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+ROOT_DIR = Path(__file__).resolve().parent.parent
+CONFIG_DIR = ROOT_DIR / "config"
+DATA_DIR = ROOT_DIR / "data"
+
+
+class Settings(BaseSettings):
+    app_name: str = "sub-provider"
+    app_env: str = "prod"
+    host: str = "0.0.0.0"
+    port: int = 18080
+    log_level: str = "info"
+
+    public_path: str = Field(default="change-me-random-hash-path")
+    public_base_url: str | None = None
+    request_timeout_seconds: float = 20.0
+    cache_ttl_seconds: int = 900
+    max_proxy_name_length: int = 80
+    default_user_agent: str = "sub-provider/0.2"
+
+    sources_file: Path = CONFIG_DIR / "sources.yaml"
+    rules_dir: Path = CONFIG_DIR / "rules"
+
+    model_config = SettingsConfigDict(
+        env_file=ROOT_DIR / ".env",
+        env_file_encoding="utf-8",
+        extra="ignore",
+    )
+
+
+@lru_cache(maxsize=1)
+def get_settings() -> Settings:
+    return Settings()