refactor(management): replace curses TUIs with API-backed ncp subcommands; panel/autostart/install integration

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.promethean_bashrc

@@ -0,0 +1,8 @@
+# Promethean Terminal shell init
+[[ -f ~/.bashrc ]] && source ~/.bashrc
+export VIRTUAL_ENV_DISABLE_PROMPT=1
+if [[ -f "$HOME/nexus-core/Promethean/bin/activate" ]]; then
+    source "$HOME/nexus-core/Promethean/bin/activate"
+fi
+export PS1='\[\e[0;35m\](Promethean)\[\e[0m\] ${debian_chroot:+($debian_chroot)}\[\e[0;37m\]\u@\h\[\e[0m\]:\[\e[1;32m\]\w\[\e[0m\]\$ '
+printf '\e]0;Promethean Terminal\a'