Model Context Protocol (MCP) support with new use case (#42)

* initial mcp

* food ordering with mcp

* prompt eng

* splitting out goals and updating docs

* a diff so I can get tests from codex

* a diff so I can get tests from codex

* oops, missing files

* tests, file formatting

* readme and setup updates

* setup.md link fixes

* readme change

* readme change

* readme change

* stripe food setup script

* single agent mode default

* prompt engineering for better multi agent performance

* performance should be greatly improved

* Update goals/finance.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update activities/tool_activities.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* co-pilot PR suggested this change, and now fixed it

* stronger wording around json format response

* formatting

* moved docs to dir

* moved image assets under docs

* cleanup env example, stripe guidance

* cleanup

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

api/main.py

@@ -9,9 +9,9 @@ from temporalio.api.enums.v1 import WorkflowExecutionStatus
 from temporalio.client import Client
 from temporalio.exceptions import TemporalError
 
+from goals import goal_list
 from models.data_types import AgentGoalWorkflowParams, CombinedInput
 from shared.config import TEMPORAL_TASK_QUEUE, get_temporal_client
-from tools.goal_registry import goal_list
 from workflows.agent_goal_workflow import AgentGoalWorkflow
 
 app = FastAPI()
@@ -24,8 +24,8 @@ load_dotenv()
 def get_initial_agent_goal():
     """Get the agent goal from environment variables."""
     env_goal = os.getenv(
-        "AGENT_GOAL", "goal_choose_agent_type"
-    )  # if no goal is set in the env file, default to choosing an agent
+        "AGENT_GOAL", "goal_event_flight_invoice"
+    )  # if no goal is set in the env file, default to single agent mode
     for listed_goal in goal_list:
         if listed_goal.id == env_goal:
             return listed_goal