New web interface, move llm engine to separate process

sia/iteration_logger.py

@@ -23,7 +23,7 @@ class IterationLogger:
     def log_iteration(
             self,
             timestamp: datetime,
-            context: str,
+            context: ET,
             response: str,
         ):
         """
@@ -41,8 +41,7 @@ class IterationLogger:
         root.set("system_prompt_hash", self._system_prompt_hash)
         root.set("action_schema_hash", self._action_schema_hash)
         
-        context_elem = ET.SubElement(root, "context")
-        context_elem.text = context
+        root.append(context)
         
         response_elem = ET.SubElement(root, "response")
         response_elem.text = response