Add local TODO.md to gitignore for session continuity

Creates concise TODO.md file with priority tasks, technical debt, and future
features for next development sessions. Gitignored to keep local and focused.

🤖 Generated with [Claude Code](https://claude.ai/code)

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

.gitignore

@@ -53,6 +53,10 @@ INCOMPLETE_*.md
 # DO NOT REMOVE FROM GITIGNORE
 NOTES.txt
 
+# Local TODO for next sessions
+# DO NOT REMOVE FROM GITIGNORE
+TODO.md
+
 # UI design references. 
 # DO NOT REMOVE FROM GITIGNORE
 .uidesign/