feat: add compose ps command

Ps is new command scoped under compose. It is just proxy to `docker
compose ps`.

src/cli/docker_compose.rs

@@ -20,6 +20,9 @@ pub enum DockerCompose {
         rest: Vec<String>,
     },
 
+    /// Print services 
+    Ps,
+
     /// Stop, build and start containers.
     Rebuild,
 

src/command_builder.rs

@@ -63,7 +63,7 @@ impl CommandBuilder {
     }
 
     fn build(self) -> Result<Command> {
-        debug_println!("\nran {self}\n");
+        debug_println!("-----\n{self}\n-----");
 
         let (first, rest) = self.args.split_first().context("empty args")?;
         let mut command = Command::new(first);

src/main.rs

@@ -30,6 +30,7 @@ fn main() -> Result<()> {
             cli::DockerCompose::Build => scripts::docker_compose::build(),
             cli::DockerCompose::Down => scripts::docker_compose::down(),
             cli::DockerCompose::Exec { rest } => scripts::docker_compose::exec(&rest),
+            cli::DockerCompose::Ps => scripts::docker_compose::ps(),
             cli::DockerCompose::Rebuild => scripts::docker_compose::rebuild(),
             cli::DockerCompose::Restart => scripts::docker_compose::restart(),
             cli::DockerCompose::Start => scripts::docker_compose::start(None),

src/scripts/docker_compose.rs

@@ -18,6 +18,10 @@ pub fn exec(rest: &[String]) -> Result<()> {
         .exec()
 }
 
+pub fn ps() -> Result<()> {
+    CommandBuilder::docker_compose().args("ps").exec()
+}
+
 /// Start containers via `docker compose start`. Optionally pass containers to be started.
 /// ```
 /// start(None);