fix: correct InvestmentThesis field refs in translator + question_generator

- translator_agent.py: thesis.lang → thesis.working_language, thesis.conviction → thesis.confidence_score
- question_generator.py: same confidence_score fix in log line
- Full AAPL pipeline verified: analyze → translate → IPFS pin ✅

Co-Authored-By: AdaL <adal@sylph.ai>

Author: chindris-mihai-alexandru

agents/translator_agent.py

@@ -110,7 +110,7 @@ def translate(self, thesis: InvestmentThesis) -> PredictionMarketQuestion | None
                 "summary_en": thesis.thesis_summary_en[:800],
                 "risks": risks[:400],
                 "thesis_id": thesis.thesis_id,
-                "lang": thesis.working_language,
+                "lang": thesis.working_language or "en",
                 "model_name": self._model_name,
             }
         )
@@ -119,7 +119,7 @@ def translate(self, thesis: InvestmentThesis) -> PredictionMarketQuestion | None
             output,
             extra_fields={
                 "source_thesis_id": thesis.thesis_id,
-                "source_language": thesis.lang,
+                "source_language": thesis.working_language or "en",
                 "translated_by_model": self._model_name,
             },
         )

markets/question_generator.py

@@ -62,7 +62,7 @@ async def generate(
     agent = _build_agent(region)
     logger.info("Running %s agent on %s…", region.upper(), ticker)
     thesis = await agent.analyze(ticker)
-    logger.info("Thesis: %s %s (conviction=%.2f)", ticker, thesis.direction.value, thesis.conviction)
+    logger.info("Thesis: %s %s (confidence=%.2f)", ticker, thesis.direction.value, thesis.confidence_score)
 
     # 2. Translate to prediction-market question
     translator = TranslatorAgent()