fix(output): llmstxt section header produces "Itemss" when entity_type unset

internal/archdocs/pssg/output/llmstxt.go

@@ -27,7 +27,7 @@ func GenerateLlmsTxt(cfg *config.Config, entities []*entity.Entity, taxonomies [
 	// Entities section
 	entityLabel := cfg.Data.EntityType
 	if entityLabel == "" {
-		entityLabel = "Items"
+		entityLabel = "Item"
 	}
 	lines = append(lines, fmt.Sprintf("## %ss", strings.Title(entityLabel)))
 

internal/archdocs/pssg/output/llmstxt_test.go

@@ -0,0 +1,66 @@
+package output
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/supermodeltools/cli/internal/archdocs/pssg/config"
+	"github.com/supermodeltools/cli/internal/archdocs/pssg/entity"
+)
+
+func minimalCfg(entityType string) *config.Config {
+	return &config.Config{
+		Site:    config.SiteConfig{Name: "TestSite", BaseURL: "https://example.com"},
+		LlmsTxt: config.LlmsTxtConfig{Enabled: true},
+		Data:    config.DataConfig{EntityType: entityType},
+	}
+}
+
+// TestGenerateLlmsTxt_DefaultEntityType verifies that when entity_type is
+// not configured the section header reads "## Items" (not "## Itemss").
+func TestGenerateLlmsTxt_DefaultEntityType(t *testing.T) {
+	cfg := minimalCfg("") // empty → should default to "Item" → "Items"
+	result := GenerateLlmsTxt(cfg, nil, nil)
+
+	if strings.Contains(result, "## Itemss") {
+		t.Error(`section header contains "## Itemss" — double-plural bug not fixed`)
+	}
+	if !strings.Contains(result, "## Items") {
+		t.Errorf("expected section header \"## Items\", got:\n%s", result)
+	}
+}
+
+// TestGenerateLlmsTxt_ConfiguredEntityType verifies that a configured entity
+// type like "recipe" produces "## Recipes" (not "## Recipess").
+func TestGenerateLlmsTxt_ConfiguredEntityType(t *testing.T) {
+	cfg := minimalCfg("recipe")
+	result := GenerateLlmsTxt(cfg, nil, nil)
+
+	if strings.Contains(result, "## Recipess") {
+		t.Error(`section header contains "## Recipess" — unexpected double-plural`)
+	}
+	if !strings.Contains(result, "## Recipes") {
+		t.Errorf("expected section header \"## Recipes\", got:\n%s", result)
+	}
+}
+
+// TestGenerateLlmsTxt_EntityLinks verifies entity URLs are rendered correctly.
+func TestGenerateLlmsTxt_EntityLinks(t *testing.T) {
+	cfg := minimalCfg("recipe")
+	entities := []*entity.Entity{
+		{
+			Slug: "chocolate-cake",
+			Fields: map[string]interface{}{
+				"title":       "Chocolate Cake",
+				"description": "A rich, moist chocolate cake.",
+			},
+		},
+	}
+
+	result := GenerateLlmsTxt(cfg, entities, nil)
+
+	want := "- [Chocolate Cake](https://example.com/chocolate-cake.html): A rich, moist chocolate cake."
+	if !strings.Contains(result, want) {
+		t.Errorf("expected entity link line:\n  %s\ngot:\n%s", want, result)
+	}
+}