Fix issue with relative paths and command execution

webhook.go

@@ -10,6 +10,7 @@ import (
 	"net/url"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"strings"
 	"time"
 
@@ -328,6 +329,13 @@ func handleHook(h *hook.Hook, rid string, headers, query, payload *map[string]in
 
 	// check the command exists
 	cmdPath, err := exec.LookPath(h.ExecuteCommand)
+	if err != nil {
+        // give a last chance, maybe is a relative path
+        relativeToCwd := filepath.Join(h.CommandWorkingDirectory, h.ExecuteCommand)
+		// check the command exists
+		cmdPath, err = exec.LookPath(relativeToCwd)
+	}
+
 	if err != nil {
 		log.Printf("unable to locate command: '%s'", h.ExecuteCommand)