feat: support history, norms and goals for LLM

ref: N25B-299

src/control_backend/agents/llm/llm_instructions.py

@@ -17,9 +17,9 @@ class LLMInstructions:
         Try to learn the user's name during conversation.
         """.strip()
 
-    def __init__(self, norms: str | None = None, goals: str | None = None):
-        self.norms = norms if norms is not None else self.default_norms()
-        self.goals = goals if goals is not None else self.default_goals()
+    def __init__(self, norms: list[str] = None, goals: list[str] = None):
+        self.norms = norms or self.default_norms()
+        self.goals = goals or self.default_goals()
 
     def build_developer_instruction(self) -> str:
         """
@@ -35,12 +35,14 @@ class LLMInstructions:
 
         if self.norms:
             sections.append("Norms to follow:")
-            sections.append(self.norms)
+            for norm in self.norms:
+                sections.append("- " + norm)
             sections.append("")
 
         if self.goals:
             sections.append("Goals to reach:")
-            sections.append(self.goals)
+            for goal in self.goals:
+                sections.append("- " + goal)
             sections.append("")
 
         return "\n".join(sections).strip()