feat(rust-publish): with rust publish

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

crates/dagger-rust/src/lib.rs

@@ -1,3 +1,4 @@
 pub mod build;
+pub mod publish;
 pub mod source;
 pub mod test;

crates/dagger-rust/src/publish.rs

@@ -0,0 +1,38 @@
+use std::sync::Arc;
+
+pub struct RustPublish {
+    client: Arc<dagger_sdk::Query>,
+}
+
+impl RustPublish {
+    pub fn new(client: Arc<dagger_sdk::Query>) -> Self {
+        Self { client }
+    }
+
+    pub async fn publish(
+        &self,
+        image: impl Into<String>,
+        tag: impl Into<String>,
+        containers: impl IntoIterator<Item = dagger_sdk::Container>,
+    ) -> eyre::Result<()> {
+        let mut ids = Vec::new();
+        for container in containers.into_iter() {
+            let id = container.id().await?;
+            ids.push(id);
+        }
+
+        let image = self
+            .client
+            .container()
+            .publish_opts(
+                format!("{}:{}", image.into(), tag.into()),
+                dagger_sdk::ContainerPublishOpts {
+                    platform_variants: Some(ids),
+                },
+            )
+            .await?;
+        println!("published: {}", image);
+
+        Ok(())
+    }
+}