feat: backend servis iskeletini ve yönetim uçlarını ekle

backend/app/config.py

@@ -0,0 +1,28 @@
+from functools import lru_cache
+
+from pydantic import Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+class Settings(BaseSettings):
+    model_config = SettingsConfigDict(
+        env_file=".env",
+        env_prefix="WISECLAW_",
+        extra="ignore",
+    )
+
+    env: str = "development"
+    db_url: str = "sqlite:///./wiseclaw.db"
+    admin_host: str = "127.0.0.1"
+    admin_port: int = 8000
+    ollama_base_url: str = "http://127.0.0.1:11434"
+    default_model: str = "qwen3.5:4b"
+    search_provider: str = "brave"
+    telegram_bot_token: str = Field(default="", repr=False)
+    brave_api_key: str = Field(default="", repr=False)
+
+
+@lru_cache
+def get_settings() -> Settings:
+    return Settings()
+