- dynamic agent prompt based on multi goal or not

- made choose_agent_goal be dynamically included
- made tool selection not be required in all toolchains
- changes to get env vars easier in workflow
- Updated docs/guides, todo based on aboe

tools/list_agents.py

@@ -10,6 +10,12 @@ def list_agents(args: dict) -> dict:
         goal_categories_start.strip().lower() # handle extra spaces or non-lowercase
         goal_categories = goal_categories_start.split(",")
 
+    # if multi-goal-mode, add agent_selection as a goal (defaults to True)
+    if "agent_selection" not in goal_categories :
+        first_goal_value = os.getenv("AGENT_GOAL")        
+        if first_goal_value is None or first_goal_value.lower() == "goal_choose_agent_type":
+            goal_categories.append("agent_selection")
+
     # always show goals labeled as "system," like the goal chooser
     if "system" not in goal_categories:
         goal_categories.append("system")