web client update

[k10wl]

Features:

• [x] socket connections;
• [ ] dev reload;
  • [x] run onClose and reconnect if tab was restored and server is not active;
  • [ ] receive messages on other clients if multiple tabs were opened (open tab1 -> open tab2 -> send message from tab2 -> update tab1)
• [x] set favicon;
• [x] add title indication for the offline mode;
• [x] paginate chats;
  • [x] server pagination;
  • [x] client pagination;
• [ ] paginate messages;
• [ ] persist input;
• [ ] templates interface;
• [ ] update chats to hold latest message;
• [ ] server logs, consider this package - https://github.com/rs/zerolog;
  • [ ] store errors in fs;
  • [ ] log data into stdout;

Fixes:

• [ ] runtime error upon sending message into chat and closing tab before got response;
• [ ] trim chat name;

Side quests:

• [ ] update project README.md (contains bad examples and outdated explanation);