fix: handle empty ticker in MinIO storage paths, clean up debug log

services/extractor/client.py

@@ -234,6 +234,12 @@ class OllamaClient:
             # the model to output plain text instead of valid JSON.
             # Omitting "think" lets the model use thinking mode (slightly
             # slower but structured output actually works).
+            "options": {
+                # Ollama defaults num_predict to 4096 which is consumed
+                # entirely by thinking tokens, leaving nothing for content.
+                # Set high enough for thinking + JSON output.
+                "num_predict": self._config.max_tokens,
+            },
         }
 
         url = f"{self._config.base_url}/api/chat"

services/shared/storage.py

@@ -267,8 +267,9 @@ def upload_extraction_prompt(
     Stores under extraction/{ticker}/{yyyy}/{mm}/{dd}/{document_id}/prompt.json
     """
     ts = timestamp or datetime.now(timezone.utc)
+    safe_ticker = ticker or "_unknown"
     path = (
-        f"extraction/{ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
+        f"extraction/{safe_ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
         f"{document_id}/prompt.json"
     )
     return upload_artifact(
@@ -291,8 +292,9 @@ def upload_extraction_raw_output(
     Stores under extraction/{ticker}/{yyyy}/{mm}/{dd}/{document_id}/raw_output_{attempt}.json
     """
     ts = timestamp or datetime.now(timezone.utc)
+    safe_ticker = ticker or "_unknown"
     path = (
-        f"extraction/{ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
+        f"extraction/{safe_ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
         f"{document_id}/raw_output_{attempt_index}.json"
     )
     return upload_artifact(
@@ -314,8 +316,9 @@ def upload_extraction_validation(
     Stores under extraction/{ticker}/{yyyy}/{mm}/{dd}/{document_id}/validation.json
     """
     ts = timestamp or datetime.now(timezone.utc)
+    safe_ticker = ticker or "_unknown"
     path = (
-        f"extraction/{ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
+        f"extraction/{safe_ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
         f"{document_id}/validation.json"
     )
     return upload_artifact(
@@ -337,8 +340,9 @@ def upload_extraction_intelligence(
     Stores under extraction/{ticker}/{yyyy}/{mm}/{dd}/{document_id}/intelligence.json
     """
     ts = timestamp or datetime.now(timezone.utc)
+    safe_ticker = ticker or "_unknown"
     path = (
-        f"extraction/{ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
+        f"extraction/{safe_ticker}/{ts.year}/{ts.month:02d}/{ts.day:02d}/"
         f"{document_id}/intelligence.json"
     )
     return upload_artifact(