feat: use tag instead

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/cuddle-ci/src/rust_service.rs

@@ -362,18 +362,13 @@ impl MainAction for RustService {
             .unwrap()
             .as_secs();
 
-        let image_tag = container
-            .publish(format!(
+        let tag = format!(
             "docker.io/kasperhermansen/{}:main-{}",
             self.bin_name, timestamp,
-            ))
-            .await?;
+        );
 
-        let (_, image_tag) = image_tag
-            .split_once(':')
-            .ok_or(eyre::anyhow!("failed to split image tag at :"))?;
-
-        ctx.set_image_tag(image_tag)?;
+        container.publish(tag).await?;
+        ctx.set_image_tag(tag)?;
 
         if self.deployment {
             let update_deployments_docker_image =