Fix/git pages gitea reports 1 (#49)

Co-authored-by: moilanik <niko.moilanen@tietoevry.com>
Reviewed-on: #49

tests/publish-git-pages.bats

@@ -15,7 +15,7 @@ setup() {
 
 teardown() {
   mock_stop
-  rm -rf "unit-tests" "sub"
+  rm -rf "unit-tests" "sub" "empty-suite"
 }
 
 @test "missing suite_path argument → exit 1" {
@@ -58,6 +58,14 @@ teardown() {
   [[ "$output" == *"not a directory"* ]]
 }
 
+@test "empty directory → exit 1" {
+  mkdir -p "empty-suite"
+  run bash scripts/publish-git-pages.sh "empty-suite"
+  [ "$status" -eq 1 ]
+  [[ "$output" == *"no files to publish"* ]]
+  rm -rf "empty-suite"
+}
+
 @test "valid publish returns report base URL" {
   mock_set_sequence '[
     {"code":200,"body":"published"}