chore(TODO): update tasks with progress and add new items

TODO.md

@@ -1,6 +1,7 @@
-- [ ] RNS hot reload fix
+- [ ] RNS hot reload - partially done
-- [ ] Offline Reticulum documentation tool
+- [ ] Spam filter (based on keywords) - partially done
-- [ ] Spam filter (based on keywords)
+- [ ] RNS Tunnel - tunnel regular internet services over RNS
-- [ ] TAK tool/integration
+- [ ] RNS Filesync - P2P file sync over RNS
-- [ ] RNS Tunnel - tunnel regular services over RNS
+
-- [ ] RNS Filesync - P2P file sync
+## Maybe
+- [ ] TAK tool/integration (maybe)