Release v0.24.0v0.24.0

Bring unit test coverage from ~75% to 85.1% project-wide. All internal
packages now exceed 80% coverage. Refactored cmd entrypoints to extract
testable run() functions with injectable seams.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

1 files changed, 40 insertions, 1 deletions

diff --git a/internal/testutil/fixtures_test.go b/internal/testutil/fixtures_test.go
index 7c7f239..4f6b365 100644
--- a/internal/testutil/fixtures_test.go
+++ b/internal/testutil/fixtures_test.go
@@ -1,6 +1,9 @@
 package testutil
 
-import "testing"
+import (
+	"strings"
+	"testing"
+)
 
 func TestFixtures_ZeroCovTargets(t *testing.T) {
 	if MarkdownCodeFence() == "" {
@@ -10,3 +13,39 @@ func TestFixtures_ZeroCovTargets(t *testing.T) {
 		t.Fatal("MalformedJSON empty")
 	}
 }
+
+func TestMultilineDocBlock(t *testing.T) {
+	got := MultilineDocBlock()
+	if !strings.Contains(got, "\n") {
+		t.Fatal("expected multi-line string")
+	}
+	if !strings.HasPrefix(got, "//") {
+		t.Fatal("expected comment prefix")
+	}
+	if !strings.Contains(got, "sum") {
+		t.Fatal("expected documentation about sum")
+	}
+}
+
+func TestMultilineChatReply(t *testing.T) {
+	got := MultilineChatReply()
+	if !strings.Contains(got, "\n") {
+		t.Fatal("expected multi-line string")
+	}
+	if !strings.Contains(got, "Hello") {
+		t.Fatal("expected greeting in reply")
+	}
+}
+
+func TestMultilineFunctionSuggestion(t *testing.T) {
+	got := MultilineFunctionSuggestion()
+	if !strings.Contains(got, "\n") {
+		t.Fatal("expected multi-line string")
+	}
+	if !strings.Contains(got, "context.Context") {
+		t.Fatal("expected context parameter")
+	}
+	if !strings.Contains(got, "return") {
+		t.Fatal("expected return statement")
+	}
+}