feat: allow passing a comment when closing an issue

tests/functional/functional_test.go

@@ -304,6 +304,66 @@ func TestCLIIssueClose(t *testing.T) {
 	t.Logf("Successfully tested issue close via API for CLI #%d", issueNum)
 }
 
+// TestCLIIssueCloseWithComment verifies the `fgj issue close -c` command works
+func TestCLIIssueCloseWithComment(t *testing.T) {
+	env := NewTestEnv(t)
+
+	// Create an issue via API
+	issueNum := env.CreateTestIssue(
+		"[FGJ CLI Test] Close with comment",
+		"This issue will be closed with a comment in one command",
+	)
+
+	commentText := "Fixed in v2.0 - closing via functional test"
+
+	// Close with comment via CLI
+	result := env.RunCLI(
+		"--hostname", env.Hostname,
+		"issue", "close",
+		fmt.Sprintf("%d", issueNum),
+		"-c", commentText,
+	)
+
+	if result.ExitCode != 0 {
+		t.Fatalf("issue close -c failed with exit code %d: %s", result.ExitCode, result.Stderr)
+	}
+
+	// Verify the issue was closed
+	issue, _, err := env.Client.GetIssue(env.Owner, env.RepoName, issueNum)
+	if err != nil {
+		t.Fatalf("failed to get issue: %v", err)
+	}
+
+	if issue.State != "closed" {
+		t.Fatalf("expected issue state 'closed', got '%s'", issue.State)
+	}
+
+	// Verify the comment was added
+	comments, _, err := env.Client.ListIssueComments(env.Owner, env.RepoName, issueNum, gitea.ListIssueCommentOptions{})
+	if err != nil {
+		t.Fatalf("failed to list issue comments: %v", err)
+	}
+
+	if len(comments) == 0 {
+		t.Fatalf("expected at least one comment, got none")
+	}
+
+	// Find our comment
+	found := false
+	for _, comment := range comments {
+		if comment.Body == commentText {
+			found = true
+			break
+		}
+	}
+
+	if !found {
+		t.Fatalf("comment '%s' not found in issue comments", commentText)
+	}
+
+	t.Logf("Successfully tested issue close with comment via CLI #%d", issueNum)
+}
+
 // TestEditIssueTitle verifies we can edit an issue's title
 func TestEditIssueTitle(t *testing.T) {
 	env := NewTestEnv(t)