feat: Add platform arg to force building a specific architecture

process/drivers/opts/build.rs

@@ -2,6 +2,8 @@ use std::{borrow::Cow, path::Path};
 
 use bon::Builder;
 
+use crate::drivers::types::Platform;
+
 use super::CompressionType;
 
 /// Options for building
@@ -15,14 +17,15 @@ pub struct BuildOpts<'scope> {
 
     #[builder(into)]
     pub containerfile: Cow<'scope, Path>,
+
+    #[builder(default)]
+    pub platform: Platform,
 }
 
 #[derive(Debug, Clone, Builder)]
+#[builder(on(Cow<'_, str>, into))]
 pub struct TagOpts<'scope> {
-    #[builder(into)]
     pub src_image: Cow<'scope, str>,
-
-    #[builder(into)]
     pub dest_image: Cow<'scope, str>,
 }
 
@@ -80,4 +83,8 @@ pub struct BuildTagPushOpts<'scope> {
     /// Run all steps in a single layer.
     #[builder(default)]
     pub squash: bool,
+
+    /// The platform to build the image on.
+    #[builder(default)]
+    pub platform: Platform,
 }

process/drivers/opts/ci.rs

@@ -3,12 +3,17 @@ use std::borrow::Cow;
 use bon::Builder;
 use oci_distribution::Reference;
 
+use crate::drivers::types::Platform;
+
 #[derive(Debug, Clone, Builder)]
 pub struct GenerateTagsOpts<'scope> {
     pub oci_ref: &'scope Reference,
 
     #[builder(into)]
     pub alt_tags: Option<Vec<Cow<'scope, str>>>,
+
+    #[builder(default)]
+    pub platform: Platform,
 }
 
 #[derive(Debug, Clone, Builder)]

process/drivers/opts/inspect.rs

@@ -2,6 +2,8 @@ use std::borrow::Cow;
 
 use bon::Builder;
 
+use crate::drivers::types::Platform;
+
 #[derive(Debug, Clone, Builder)]
 pub struct GetMetadataOpts<'scope> {
     #[builder(into)]
@@ -9,4 +11,7 @@ pub struct GetMetadataOpts<'scope> {
 
     #[builder(into)]
     pub tag: Option<Cow<'scope, str>>,
+
+    #[builder(default)]
+    pub platform: Platform,
 }

process/drivers/opts/signing.rs

@@ -8,6 +8,8 @@ use bon::Builder;
 use miette::{IntoDiagnostic, Result};
 use zeroize::{Zeroize, Zeroizing};
 
+use crate::drivers::types::Platform;
+
 pub enum PrivateKey {
     Env(String),
     Path(PathBuf),
@@ -112,4 +114,7 @@ pub struct SignVerifyOpts<'scope> {
     /// Defaults to 1.
     #[builder(default = 1)]
     pub retry_count: u8,
+
+    #[builder(default)]
+    pub platform: Platform,
 }