Bump version to 0.4.0 and add --version to both binaries

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Kmrgkpp9YBJ6AMaWYPPZuD

Cargo.lock

@@ -139,7 +139,7 @@ checksum = "c3e64b0cc0439b12df2fa678eae89a1c56a529fd067a9115f7827f1fffd22b32"
 
 [[package]]
 name = "client"
-version = "0.3.1"
+version = "0.4.0"
 dependencies = [
  "clap",
  "common",
@@ -153,7 +153,7 @@ checksum = "b05b61dc5112cbb17e4b6cd61790d9845d13888356391624cbe7e41efeac1e75"
 
 [[package]]
 name = "common"
-version = "0.3.1"
+version = "0.4.0"
 
 [[package]]
 name = "cpufeatures"
@@ -389,7 +389,7 @@ dependencies = [
 
 [[package]]
 name = "server"
-version = "0.3.1"
+version = "0.4.0"
 dependencies = [
  "argon2",
  "clap",

Cargo.toml

@@ -6,7 +6,7 @@ members = [
 ]
 
 [workspace.package]
-version = "0.3.1"
+version = "0.4.0"
 edition = "2024"
 
 [workspace.dependencies]

client/src/options.rs

@@ -3,6 +3,7 @@ use std::path::PathBuf;
 use std::sync::LazyLock;
 
 #[derive(Parser, Clone, Debug)]
+#[command(name = "saslauthd_test_client", version)]
 /// saslauthd test client
 pub struct Opt {
     #[arg(

server/src/options.rs

@@ -2,6 +2,7 @@ use clap::Parser;
 use std::sync::LazyLock;
 
 #[derive(Parser, Clone, Debug)]
+#[command(name = "saslauthd", version)]
 /// saslauthd server
 pub struct Opt {
     #[arg(