Don't consider claim errors to be fatal

src/main.rs

@@ -110,7 +110,9 @@ impl State {
     }
 
     async fn visit_file(&self, path: &Path) -> color_eyre::Result<()> {
-        let image_response = self.inner.upload(path).await?;
+        let Some(image_response) = self.inner.upload(path).await? else {
+            return Ok(());
+        };
 
         match image_response {
             ImageResponse::Ok { files, .. } => {
@@ -182,7 +184,7 @@ impl State {
 
 impl StateInner {
     #[tracing::instrument(skip(self))]
-    async fn upload(&self, path: &Path) -> color_eyre::Result<ImageResponse> {
+    async fn upload(&self, path: &Path) -> color_eyre::Result<Option<ImageResponse>> {
         let guard = self.semaphore.acquire().await?;
 
         let filename = path
@@ -210,7 +212,8 @@ impl StateInner {
 
         let mut uploads = match response {
             UploadReponse::Error { msg } => {
-                return Err(eyre::eyre!("Error uploading image: {msg}"))
+                tracing::warn!("Upload for {path:?} failed with message\n{msg}");
+                return Ok(None);
             }
             UploadReponse::Ok { uploads, .. } => uploads,
         };
@@ -223,7 +226,7 @@ impl StateInner {
 
         drop(guard);
 
-        Ok(response)
+        Ok(Some(response))
     }
 
     async fn long_poll(&self, upload: &Upload) -> color_eyre::Result<ImageResponse> {
@@ -294,7 +297,12 @@ impl MultiError {
 
 impl std::fmt::Display for MultiError {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let mut first = true;
         for e in &self.errors {
+            if !first {
+                writeln!(f)?;
+            }
+            first = false;
             e.fmt(f)?;
         }
         Ok(())