fix: correct awww subcommand to img, support bare path arg, add --version

src/main.rs

@@ -4,17 +4,19 @@ use std::process;
 use clap::{Parser, Subcommand};
 
 #[derive(Parser)]
-#[command(name = "breadpaper", about = "Wallpaper manager for the bread desktop")]
+#[command(name = "breadpaper", version, about = "Wallpaper manager for the bread desktop")]
 struct Cli {
+    /// Image file to set as wallpaper (shorthand for `set`)
+    path: Option<PathBuf>,
+
     #[command(subcommand)]
-    command: Command,
+    command: Option<Command>,
 }
 
 #[derive(Subcommand)]
 enum Command {
     /// Set wallpaper, generate pywal palette, and reload bread themes
     Set {
-        /// Path to the image file
         path: PathBuf,
     },
     /// Print the current wallpaper path
@@ -24,9 +26,11 @@ enum Command {
 fn main() {
     let cli = Cli::parse();
 
-    let result = match cli.command {
-        Command::Set { path } => breadpaper::set(&path),
-        Command::Get => breadpaper::get().map(|p| println!("{}", p.display())),
+    let result = match (cli.command, cli.path) {
+        (Some(Command::Set { path }), _) | (None, Some(path)) => breadpaper::set(&path),
+        (Some(Command::Get), _) | (None, None) => {
+            breadpaper::get().map(|p| println!("{}", p.display()))
+        }
     };
 
     if let Err(e) = result {

src/wallpaper.rs

@@ -5,13 +5,13 @@ use anyhow::{Context, Result, bail};
 
 pub fn apply(path: &Path) -> Result<()> {
     let status = Command::new("awww")
-        .arg("set")
+        .arg("img")
         .arg(path)
         .status()
         .context("failed to run awww — is awww-daemon running?")?;
 
     if !status.success() {
-        bail!("awww set exited with {}", status);
+        bail!("awww img exited with {}", status);
     }
     Ok(())
 }