Actually made it work like a cargo extension

Cargo.toml

@@ -2,8 +2,19 @@
 name = "cargo-semver"
 version = "0.1.0"
 edition = "2021"
+keywords = ["cargo", "semver"]
+categories = [
+  "development-tools",
+  "development-tools::cargo-plugins",
+  "development-tools::build-utils",
+  "command-line-utilities",
+]
+
+[[bin]]
+name = "cargo-semver"
+path = "src/main.rs"
 
 [dependencies]
 toml_edit = { version = "0.22.20" }
 semver = { version = "1.0.23" }
-clap = { version = "4.5.16", features = ["derive"] }
+clap = { version = "4.5.16", features = ["derive", "cargo"] }

src/main.rs

@@ -4,9 +4,16 @@ use clap::{command, Parser};
 use semver::Version;
 use toml_edit::{value, DocumentMut};
 
+#[derive(Parser)]
+#[command(name = "cargo")]
+#[command(bin_name = "cargo")]
+enum CargoCli {
+	Semver(SemverArgs),
+}
+
 #[derive(Clone, Debug, Parser, PartialEq, Eq)]
 #[command(version, about, long_about = None)]
-pub struct CliArgs {
+pub struct SemverArgs {
 	#[arg(long("bump-patch"), default_value_t = false)]
 	pub bump_patch: bool,
 
@@ -18,7 +25,7 @@ pub struct CliArgs {
 }
 
 fn main() {
-	let args = CliArgs::parse();
+	let CargoCli::Semver(args) = CargoCli::parse();
 
 	if !args.bump_major && !args.bump_minor && !args.bump_patch {
 		panic!("Specify which version to bump by using --bump-patch --bump-minor or --bump-major");