feat: add project-owned error catalogs and HTTP 200 failure contracts

middleware/middleware.go

@@ -73,10 +73,10 @@ func AccessLog(options ...AccessLogOption) httpx.Middleware {
 		return func(ctx *httpx.Context) error {
 			started := time.Now()
 			err := next(ctx)
-			status := ctx.Status()
 			if err != nil && !ctx.Responded() {
-				status = apierrors.From(err).Status
+				ctx.WriteError(err)
 			}
+			status := ctx.Status()
 			duration := time.Since(started)
 			slow := settings.slowThreshold > 0 && duration >= settings.slowThreshold
 			attrs := []any{
@@ -87,6 +87,16 @@ func AccessLog(options ...AccessLogOption) httpx.Middleware {
 				"durationMs", duration.Seconds() * 1000,
 				"clientIp", ctx.ClientIP(),
 			}
+			failure := ctx.Failure()
+			if failure == nil && err != nil {
+				failure = ctx.ResolveError(err)
+			}
+			if failure != nil {
+				attrs = append(attrs, "failed", true, "errorKey", failure.Code)
+				if failure.BusinessCode != nil {
+					attrs = append(attrs, "businessCode", failure.BusinessCode)
+				}
+			}
 			if slow {
 				attrs = append(attrs, "slow", true)
 			}