Add `ensure_files_are_loaded` to handle additional files, update `run_agent` to support dependency injection of loaded files.

src/gaia_solving_agent/app.py

@@ -7,6 +7,7 @@ from gaia_solving_agent.hf_submission_api import (
     run_agent,
     prepare_submission_data,
     submit_answers,
+    ensure_files_are_loaded,
 )
 from gaia_solving_agent.telemetry import set_telemetry
 
@@ -33,7 +34,8 @@ async def run_and_submit_all( profile: gr.OAuthProfile | None):
     questions_data = fetching_questions()
 
     # 3. Run your Agent
-    answers_payload, results_log = await run_agent(agent, questions_data)
+    additional_files = ensure_files_are_loaded(questions_data)
+    answers_payload, results_log = await run_agent(agent, questions_data, additional_files)
 
     # 4. Prepare submissions
     submission_data = prepare_submission_data(username, agent_code, answers_payload)