Write sidecar fields

crates/pile-dataset/src/extract/sidecar.rs

@@ -39,9 +39,11 @@ impl<'a> SidecarExtractor<'a> {
 			return Ok(self.output.get_or_init(HashMap::new));
 		}
 
-		let sidecar = std::fs::read_to_string(&sidecar_file)?;
-		let sidecar: toml::Value = toml::from_str(&sidecar)
-			.map_err(|e| std::io::Error::new(std::io::ErrorKind::InvalidData, e))?;
+		let sidecar = std::fs::read(&sidecar_file)?;
+		let sidecar: toml::Value = match toml::from_slice(&sidecar) {
+			Ok(x) => x,
+			Err(_) => return Ok(self.output.get_or_init(HashMap::new)),
+		};
 
 		let output: HashMap<Label, PileValue<'_, FileItem>> = match sidecar {
 			toml::Value::Table(t) => t