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-acme-init.1

@@ -0,0 +1,19 @@
+.ie \n(.g .ds Aq \(aq
+.el .ds Aq '
+.TH start-cli-net-acme-init 1  "init " 
+.SH NAME
+start\-cli\-net\-acme\-init \- Setup ACME certificate acquisition
+.SH SYNOPSIS
+\fBstart\-cli net acme init\fR <\fB\-\-provider\fR> [\fB\-\-contact\fR] [\fB\-h\fR|\fB\-\-help\fR] 
+.SH DESCRIPTION
+Setup ACME certificate acquisition
+.SH OPTIONS
+.TP
+\fB\-\-provider\fR \fI<PROVIDER>\fR
+ACME provider identifier or url
+.TP
+\fB\-\-contact\fR \fI<CONTACT>\fR
+Contact email for ACME certificate authority
+.TP
+\fB\-h\fR, \fB\-\-help\fR
+Print help