docs: add screenshot to Building in Public section

Added the actual Discord screenshot showing real-time development
with Jobdori in #building-in-public channel.

README.ja.md

@@ -10,6 +10,8 @@
 > メンテナーが Jobdori を使い、oh-my-opencode をリアルタイムで開発・メンテナンスしています。Jobdori は [OpenClaw](https://github.com/openclaw/openclaw) をベースに大幅カスタマイズされた AI アシスタントです。
 > すべての機能開発、修正、Issue トリアージを Discord でライブでご覧いただけます。
 >
+> [![Building in Public](./.github/assets/building-in-public.png)](https://discord.gg/PUwSMR9XNk)
+>
 > [**→ #building-in-public で確認する**](https://discord.gg/PUwSMR9XNk)
 
 

README.ko.md

@@ -10,6 +10,8 @@
 > 메인테이너가 Jobdori를 통해 oh-my-opencode를 실시간으로 개발하고 있습니다. Jobdori는 [OpenClaw](https://github.com/openclaw/openclaw)를 기반으로 대폭 커스터마이징된 AI 어시스턴트입니다.
 > 모든 기능 개발, 버그 수정, 이슈 트리아지를 Discord에서 실시간으로 확인하세요.
 >
+> [![Building in Public](./.github/assets/building-in-public.png)](https://discord.gg/PUwSMR9XNk)
+>
 > [**→ #building-in-public에서 확인하기**](https://discord.gg/PUwSMR9XNk)
 
 

README.md

@@ -4,6 +4,8 @@
 > The maintainer builds and maintains oh-my-opencode in real-time with Jobdori, an AI assistant built on a heavily customized fork of [OpenClaw](https://github.com/openclaw/openclaw).
 > Every feature, every fix, every issue triage — live in our Discord.
 >
+> [![Building in Public](./.github/assets/building-in-public.png)](https://discord.gg/PUwSMR9XNk)
+>
 > [**→ Watch it happen in #building-in-public**](https://discord.gg/PUwSMR9XNk)
 
 > [!NOTE]

README.ru.md

@@ -10,6 +10,8 @@
 > Мейнтейнер разрабатывает и поддерживает oh-my-opencode в режиме реального времени с помощью Jobdori — ИИ-ассистента на базе глубоко кастомизированной версии [OpenClaw](https://github.com/openclaw/openclaw).
 > Каждая фича, каждый фикс, каждый триаж issue — в прямом эфире в нашем Discord.
 >
+> [![Building in Public](./.github/assets/building-in-public.png)](https://discord.gg/PUwSMR9XNk)
+>
 > [**→ Смотрите в #building-in-public**](https://discord.gg/PUwSMR9XNk)
 
 

README.zh-cn.md

@@ -10,6 +10,8 @@
 > 维护者正在使用 Jobdori 实时开发和维护 oh-my-opencode。Jobdori 是基于 [OpenClaw](https://github.com/openclaw/openclaw) 深度定制的 AI 助手。
 > 每个功能开发、每次修复、每次 Issue 分类，都在 Discord 上实时进行。
 >
+> [![Building in Public](./.github/assets/building-in-public.png)](https://discord.gg/PUwSMR9XNk)
+>
 > [**→ 在 #building-in-public 频道中查看**](https://discord.gg/PUwSMR9XNk)