feat: update .bashrc for GPU configuration and add Miniconda to PATH; remove unused packages from Nix configuration

config/home-manager/packages/workstation/packages.nix

@@ -16,8 +16,6 @@ in
     mission-center # Task Manager like Windows 11
     gnome-tweaks
     pinta # Paint.NET alternative
-    bottles # Wine manager
-    spacedrive # Virtual filesystem manager
     smile # Emoji picker
     gnome-boxes # Virtual machine manager
     deja-dup # Backup tool
@@ -49,7 +47,6 @@ in
     openra
     xonotic
     mindustry
-    wesnoth
     shattered-pixel-dungeon
 
     ### Games launchers