gitea-ci: printear código de error

gitea-ci/webhook.go

@@ -5,6 +5,8 @@ import (
 	"crypto/sha256"
 	"encoding/hex"
 	"encoding/json"
+	"errors"
+	"fmt"
 	"io"
 	"log"
 	"net/http"
@@ -219,6 +221,12 @@ func (h webhook) ServeHTTP(w http.ResponseWriter, req *http.Request) {
 	if err != nil {
 		log.Println("runner.Run", err)
 		state = "failure"
+
+		if unwrapped := errors.Unwrap(err); unwrapped != nil {
+			if ee, ok := err.(*exec.ExitError); ok {
+				fmt.Fprintf(run, "\n######### Failed with error code %d", ee.ProcessState.ExitCode())
+			}
+		}
 	}
 	err = h.gitea.CreateCommitStatus(hook.Repository.FullName, hook.AfterCommit, gitea.CommitStatus{
 		Context:     "repro-run",