Fix issue

extractor/src/main.rs

@@ -60,11 +60,12 @@ async fn main() -> Result<()> {
 /// Unpack a pixi environment from a directory
 pub async fn unpack(archive_dir: &Path, output_dir: &Path) -> Result<()> {
     let channel_directory = archive_dir.join(std::env::var("PIXI_PACK_CHANNEL_DIRECTORY").unwrap());
+    let cache_dir = archive_dir.join("cache");
 
     validate_metadata_file(archive_dir.join(std::env::var("PIXI_PACK_METADATA_PATH").unwrap()))
         .await?;
 
-    create_prefix(&channel_directory, output_dir)
+    create_prefix(&channel_directory, &output_dir, &cache_dir)
         .await
         .map_err(|e| anyhow!("Could not create prefix: {}", e))?;
 
@@ -136,15 +137,11 @@ async fn collect_packages(channel_dir: &Path) -> Result<FxHashMap<String, Packag
     Ok(packages)
 }
 
-async fn create_prefix(channel_dir: &Path, target_prefix: &Path) -> Result<()> {
+async fn create_prefix(channel_dir: &Path, target_prefix: &Path, cache_dir: &Path) -> Result<()> {
     let packages = collect_packages(channel_dir)
         .await
         .map_err(|e| anyhow!("could not collect packages: {}", e))?;
 
-    let cache_dir = tempfile::tempdir()
-        .map_err(|e| anyhow!("could not create temporary directory: {}", e))?
-        .into_path();
-
     eprintln!(
         "⏳ Extracting and installing {} packages...",
         packages.len()