chore: auto-commit (57 archivos)

- frontend/functions/core/format_datetime_short.md
- frontend/functions/core/format_datetime_short.test.ts
- frontend/functions/core/format_datetime_short.ts
- frontend/functions/core/format_duration.md
- frontend/functions/core/format_duration.test.ts
- frontend/functions/core/format_duration.ts
- frontend/functions/core/month_grid.md
- frontend/functions/core/month_grid.test.ts
- frontend/functions/core/month_grid.ts
- frontend/functions/core/string_hash_palette.md
- ...

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

functions/infra/http_session_cookie_set_test.go

@@ -0,0 +1,46 @@
+package infra
+
+import (
+	"net/http/httptest"
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestSessionCookieSet(t *testing.T) {
+	t.Run("cookie set con nombre y token correctos", func(t *testing.T) {
+		w := httptest.NewRecorder()
+		expires := time.Now().Add(24 * time.Hour).Unix()
+		SessionCookieSet(w, "my_session", "tok_abc", expires)
+
+		cookies := w.Result().Cookies()
+		if len(cookies) != 1 {
+			t.Fatalf("expected 1 cookie, got %d", len(cookies))
+		}
+		c := cookies[0]
+		if c.Name != "my_session" {
+			t.Errorf("Name: got %q, want %q", c.Name, "my_session")
+		}
+		if c.Value != "tok_abc" {
+			t.Errorf("Value: got %q, want %q", c.Value, "tok_abc")
+		}
+		if c.Path != "/" {
+			t.Errorf("Path: got %q, want %q", c.Path, "/")
+		}
+		if !c.HttpOnly {
+			t.Errorf("expected HttpOnly=true")
+		}
+	})
+
+	t.Run("header Set-Cookie contiene HttpOnly y SameSite=Lax", func(t *testing.T) {
+		w := httptest.NewRecorder()
+		SessionCookieSet(w, "s", "v", time.Now().Add(time.Hour).Unix())
+		header := w.Header().Get("Set-Cookie")
+		if !strings.Contains(header, "HttpOnly") {
+			t.Errorf("Set-Cookie header missing HttpOnly: %s", header)
+		}
+		if !strings.Contains(header, "SameSite=Lax") {
+			t.Errorf("Set-Cookie header missing SameSite=Lax: %s", header)
+		}
+	})
+}