Initial commit — ComfyUI Discord bot + web UI

Full source for the-third-rev: Discord bot (discord.py), FastAPI web UI
(React/TS/Vite/Tailwind), ComfyUI integration, generation history DB,
preset manager, workflow inspector, and all supporting modules.

Excluded from tracking: .env, invite_tokens.json, *.db (SQLite),
current-workflow-changes.json, user_settings/, presets/, logs/,
web-static/ (build output), frontend/node_modules/.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

workflow_manager.py

@@ -0,0 +1,56 @@
+"""
+workflow_manager.py
+===================
+
+Workflow template storage for the Discord ComfyUI bot.
+
+This module provides a WorkflowManager class responsible solely for holding
+the loaded workflow template.  Node inspection and injection are handled by
+:class:`~workflow_inspector.WorkflowInspector`.
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Dict, Optional, Any
+
+
+logger = logging.getLogger(__name__)
+
+
+class WorkflowManager:
+    """
+    Stores and provides access to the current workflow template.
+
+    Parameters
+    ----------
+    workflow_template : Optional[Dict[str, Any]]
+        An initial workflow dict.  If None, no template is loaded and one
+        must be set via :meth:`set_workflow_template`.
+    """
+
+    def __init__(self, workflow_template: Optional[Dict[str, Any]] = None) -> None:
+        self._workflow_template = workflow_template
+
+    def set_workflow_template(self, workflow: Dict[str, Any]) -> None:
+        """
+        Set or replace the workflow template.
+
+        Parameters
+        ----------
+        workflow : Dict[str, Any]
+            Workflow dictionary in ComfyUI API format.
+        """
+        self._workflow_template = workflow
+        logger.info("Workflow template updated (%d nodes)", len(workflow))
+
+    def get_workflow_template(self) -> Optional[Dict[str, Any]]:
+        """
+        Return the current workflow template.
+
+        Returns
+        -------
+        Optional[Dict[str, Any]]
+            The loaded template, or None if none has been set.
+        """
+        return self._workflow_template