feat(models,landing): add OpenRouter free models and a free-models article (#60)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

packages/landing/src/components/announcement-bar.tsx

@@ -20,6 +20,7 @@ const ROTATE_MS = 6000;
  * freshest news goes at the front.
  */
 const ITEMS = [
+  { key: "freeModels", to: "/blog/free-models-in-penguin-harness" },
   { key: "gemini", to: "/blog/gemini-3-6-in-penguinharness" },
   { key: "models", to: "/blog/introducing-penguinharness" },
   { key: "fireworks", to: "/blog/fireworks-credits-amd" },
@@ -33,6 +34,7 @@ function prefersReducedMotion(): boolean {
 
 export function AnnouncementBar() {
   const texts: Record<(typeof ITEMS)[number]["key"], string> = {
+    freeModels: S.announcement.freeModels,
     gemini: S.announcement.gemini,
     models: S.announcement.models,
     fireworks: S.announcement.fireworks,

packages/landing/src/lib/strings-en.ts

@@ -12,6 +12,7 @@ export const en: Strings = {
     label: "Announcements",
     prev: "Previous announcement",
     next: "Next announcement",
+    freeModels: "Free models Ling 3.0 Flash and the Free Models Router are now in PenguinHarness",
     gemini: "Gemini 3.6 Flash is now available in PenguinHarness",
     models: "Kimi K3 and Qwen 3.8 Max are now available in PenguinHarness",
     fireworks: "Claim $50 in Fireworks API credits with the AMD Developer Program",

packages/landing/src/lib/strings.ts

@@ -13,6 +13,7 @@ export const zh = {
     label: "公告",
     prev: "上一条公告",
     next: "下一条公告",
+    freeModels: "Ling 3.0 Flash 与 Free Models Router 等免费模型现已在 PenguinHarness 可用",
     gemini: "Gemini 3.6 Flash 现已在 PenguinHarness 可用",
     models: "Kimi K3 与 Qwen 3.8 Max 模型现已在 PenguinHarness 可用",
     fireworks: "携手 AMD 开发者计划：$50 Fireworks API 额度免费领取中",