Phase 0 Complete by ClaudeCode

backend/config.py

@@ -0,0 +1,33 @@
+from pydantic_settings import BaseSettings
+from typing import List
+import json
+
+
+class Settings(BaseSettings):
+    # Firebase
+    firebase_service_account_path: str = "./firebase-service-account.json"
+
+    # JWT
+    jwt_secret_key: str = "change-me-in-production"
+    jwt_algorithm: str = "HS256"
+    jwt_expiration_minutes: int = 480
+
+    # MQTT
+    mqtt_broker_host: str = "localhost"
+    mqtt_broker_port: int = 1883
+    mqtt_admin_username: str = "admin"
+    mqtt_admin_password: str = ""
+    mosquitto_password_file: str = "/etc/mosquitto/passwd"
+
+    # App
+    backend_cors_origins: str = '["http://localhost:5173"]'
+    debug: bool = True
+
+    @property
+    def cors_origins(self) -> List[str]:
+        return json.loads(self.backend_cors_origins)
+
+    model_config = {"env_file": ".env", "extra": "ignore"}
+
+
+settings = Settings()