add: a bunch of communication apps

[crispyfires]

Summary

Added 11 new chat clients for various protocols.

Changes

App Name	Category	Sources
Neochat	Communication	apt, pacman, dnf, zypper, nix, flatpak, snap
Fractal	Communication	pacman, zypper, dnf, nix, flatpak
Nheko	Communication	apt, pacman, dnf, zypper, nix, flatpak, brew
Cinny	Communication	pacman, nix, flatpak
Fluffy Chat	Communication	pacman, snap, flatpak, nix
Hexchat	Communication	apt, dnf, pacman, zypper, nix
Halloy	Communication	pacman, zypper, nix, snap, flatpak, homebrew
Konversation	Communication	apt, pacman, dnf, zypper, nix, flatpak, snap
Polari	Communication	apt, pacman, dnf, zypper, nix, flatpak
Dino	Communication	apt, pacman, dnf, zypper, nix, flatpak, snap
Kaidan	Communication	apt, pacman, dnf, zypper, nix, flatpak

Verification

Package names verified against official sources.

Source	Link
Repology	Link
Arch	Link
...	...

Testing

• npm run dev working
• npm run build passed
• npm run test passed
• npm run lint passed

Screenshots (if applicable)