feat: add RIVEN_SETTINGS_FILENAME env (#993)

src/main.py

@@ -7,6 +7,8 @@
 
 import uvicorn
 from dotenv import load_dotenv
+load_dotenv() # import required here to support RIVEN_SETTINGS_FILENAME
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from loguru import logger
@@ -19,9 +21,6 @@
 from program.utils.cli import handle_args
 from routers import app_router
 
-load_dotenv()
-
-
 class LoguruMiddleware(BaseHTTPMiddleware):
     async def dispatch(self, request: Request, call_next):
         start_time = time.time()
@@ -110,4 +109,4 @@ def signal_handler(signum, frame):
         logger.exception(traceback.format_exc())
     finally:
         logger.critical("Server has been stopped")
-        sys.exit(0)
+        sys.exit(0)

src/program/settings/manager.py

@@ -13,12 +13,13 @@ class SettingsManager:
 
     def __init__(self):
         self.observers = []
-        self.filename = "settings.json"
+        self.filename = os.environ.get("RIVEN_SETTINGS_FILENAME", "settings.json")
         self.settings_file = data_dir_path / self.filename
 
         Observable.set_notify_observers(self.notify_observers)
 
         if not self.settings_file.exists():
+            logger.info(f"Settings filename: {self.filename}")
             self.settings = AppModel()
             self.settings = AppModel.model_validate(
                 self.check_environment(json.loads(self.settings.model_dump_json()), "RIVEN")
@@ -96,4 +97,4 @@ def format_validation_error(e: ValidationError) -> str:
     return "\n".join(messages)
 
 
-settings_manager = SettingsManager()
+settings_manager = SettingsManager()