feat: revert use of spaces.GPU on infer_lisa_gradio()

app.py

@@ -55,7 +55,7 @@ async def request_middleware(request, call_next):
 
     return await logging_middleware(request, call_next)
 
-#@spaces.GPU
+@spaces.GPU
 def gpu_initialization() -> None:
     app_logger.info("GPU initialization...")
 
@@ -120,7 +120,10 @@ async def health() -> JSONResponse:
     return JSONResponse(status_code=200, content={"msg": "still alive..."})
 
 
-# @spaces.GPU
+# try executing gpu_initialization() not within infer_lisa_gradio()
+# gpu_initialization()
+
+@spaces.GPU
 def infer_lisa_gradio(request_input: StringPromptApiRequestBody) -> str:
     from samgis_lisa.io_package.wrappers_helpers import get_parsed_bbox_points_with_string_prompt
     from samgis_lisa.prediction_api import lisa