add macro to render error html template on error from result

src/macros.rs

@@ -0,0 +1,20 @@
+/// Macro to use error template to return errors
+/// must pass it hb then Result
+#[macro_export]
+macro_rules! render_error {
+	($hb: expr, $e:expr) => {
+		match $e {
+			Ok(r) => r,
+			Err(e) => {
+				let data = json!({
+					"error": e.to_string(),
+				});
+				let body = match $hb.render("error", &data) {
+					Ok(r) => r,
+					Err(ee) => format!("error: {e}\nerror2: {ee}\n"),
+				};
+				return Ok(actix_web::HttpResponse::InternalServerError().body(body));
+			}
+		}
+	};
+}

src/main.rs

@@ -1,4 +1,5 @@
 mod client;
+mod macros;
 mod options;
 mod routes;
 mod wot_log;