add speaker icon

src/components/timetable.astro

@@ -4,6 +4,11 @@ import ContentSection from "./content-section.astro";
 import TimetableItem from "./timetable-item.astro";
 import onoImage from "../assets/speaker/ono.jpg";
 import makkyImage from "../assets/speaker/makky.jpg";
+import fujitaImage from "../content/staff/_images/fujita.jpg";
+import ikumaImage from "../assets/speaker/ikuma.png";
+import unvalleyImage from "../assets/speaker/unvalley.jpg";
+import suzukiImage from "../assets/speaker/suzuki.jpg";
+import yukiImage from "../assets/speaker/yuki.jpg";
 
 const sessions: Array<TimeTableItem | Session | SuponsorSession> = [
   {
@@ -36,6 +41,7 @@ VS Code の強力なエディタ機能に Marp を統合することで、プレ
       name: "Yuki Hattori",
       description: undefined,
       twitter: "https://x.com/y_hatt",
+      image: yukiImage,
     },
   },
   {
@@ -95,6 +101,7 @@ VS Code の強力なエディタ機能に Marp を統合することで、プレ
       name: "Yuhei FUJITA",
       description: undefined,
       twitter: "https://x.com/Yuhei_FUJITA",
+      image: fujitaImage,
     },
   },
   {
@@ -142,6 +149,7 @@ VS Codeの実装がちょっとだけ分かったという機会になれば幸
       name: "ikuma-t",
       description: undefined,
       twitter: "https://x.com/ikumatdkr",
+      image: ikumaImage,
     },
   },
   {
@@ -175,6 +183,7 @@ Biomeに馴染みのない方でも、一般的なLinterやFormatterがどのよ
       name: "unvalley",
       description: undefined,
       twitter: "https://x.com/unvalley_",
+      image:unvalleyImage
     },
   },
   {
@@ -189,6 +198,7 @@ GitHub Copilot/Copilot Chat、Figma、Postman、その他の拡張機能を適
       name: "鈴木 章太郎",
       description: undefined,
       twitter: "https://x.com/shosuz",
+      image: suzukiImage,
     },
   },
   {