feat: add actual upload

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

crates/flux-releaser/src/services/file_reader.rs

@@ -8,7 +8,7 @@ use std::{
 
 pub mod extensions;
 
-use anyhow::anyhow;
+use anyhow::{anyhow, Context};
 
 impl FileReader {
     pub fn new() -> Self {
@@ -20,7 +20,9 @@ impl FileReader {
 
         let mut clusters: BTreeMap<String, Vec<File>> = BTreeMap::new();
 
-        let mut dir = tokio::fs::read_dir(&location).await?;
+        let mut dir = tokio::fs::read_dir(&location)
+            .await
+            .context(format!("failed to find location: {}", &location.display()))?;
         while let Some(dir_entry) = dir.next_entry().await? {
             if dir_entry.metadata().await?.is_dir() {
                 tracing::trace!("found cluster in: {}", dir_entry.path().display());