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-registry-os-version-get.1

@@ -0,0 +1,28 @@
+.ie \n(.g .ds Aq \(aq
+.el .ds Aq '
+.TH start-cli-registry-os-version-get 1  "get " 
+.SH NAME
+start\-cli\-registry\-os\-version\-get \- Get OS versions info
+.SH SYNOPSIS
+\fBstart\-cli registry os version get\fR [\fB\-\-src\fR] [\fB\-\-target\-version\fR] [\fB\-\-id\fR] [\fB\-\-platform\fR] [\fB\-\-format\fR] [\fB\-h\fR|\fB\-\-help\fR] 
+.SH DESCRIPTION
+Get OS versions info
+.SH OPTIONS
+.TP
+\fB\-\-src\fR \fI<SOURCE_VERSION>\fR
+Source version to upgrade from
+.TP
+\fB\-\-target\-version\fR \fI<TARGET_VERSION>\fR
+Target version range constraint
+.TP
+\fB\-\-id\fR \fI<SERVER_ID>\fR
+Unique server identifier
+.TP
+\fB\-\-platform\fR \fI<PLATFORM>\fR
+Target platform identifier
+.TP
+\fB\-\-format\fR
+
+.TP
+\fB\-h\fR, \fB\-\-help\fR
+Print help