fix: clap CLI definitions and manpage generation

- add #[group(skip)] to all Parser-derived structs
- fix conflicts_with and arg definitions for correct CLI behavior
- refactor bin entry points to support manpage generation

core/man/start-cli/start-cli-net-vhost-add-passthrough.1

@@ -0,0 +1,27 @@
+.ie \n(.g .ds Aq \(aq
+.el .ds Aq '
+.TH start-cli-net-vhost-add-passthrough 1  "add-passthrough " 
+.SH NAME
+start\-cli\-net\-vhost\-add\-passthrough
+.SH SYNOPSIS
+\fBstart\-cli net vhost add\-passthrough\fR <\fB\-\-hostname\fR> <\fB\-\-listen\-port\fR> <\fB\-\-backend\fR> [\fB\-\-public\-gateway\fR] [\fB\-\-private\-ip\fR] [\fB\-h\fR|\fB\-\-help\fR] 
+.SH DESCRIPTION
+.SH OPTIONS
+.TP
+\fB\-\-hostname\fR \fI<HOSTNAME>\fR
+
+.TP
+\fB\-\-listen\-port\fR \fI<LISTEN_PORT>\fR
+
+.TP
+\fB\-\-backend\fR \fI<BACKEND>\fR
+
+.TP
+\fB\-\-public\-gateway\fR \fI<PUBLIC_GATEWAY>\fR
+
+.TP
+\fB\-\-private\-ip\fR \fI<PRIVATE_IP>\fR
+
+.TP
+\fB\-h\fR, \fB\-\-help\fR
+Print help