diff --git a/src/entities/runtime-entities.ts b/src/entities/runtime-entities.ts
index 510814e..28526d8 100644
--- a/src/entities/runtime-entities.ts
+++ b/src/entities/runtime-entities.ts
@@ -1,3 +1,11 @@
+export interface RuntimeState {
+  readonly step: "idle" | "running" | "success" | "unsuccess" | "error";
+  readonly text: string;
+  readonly status: number;
+  readonly startedAt: number;
+  readonly finishedAt: number;
+}
+
 export interface RequestInfo {
   readonly url: string;
   readonly method: string;
diff --git a/src/features/project-workspace/ProjectWorkspacePage.tsx b/src/features/project-workspace/ProjectWorkspacePage.tsx
index 1d2e43c..90436fe 100644
--- a/src/features/project-workspace/ProjectWorkspacePage.tsx
+++ b/src/features/project-workspace/ProjectWorkspacePage.tsx
@@ -33,6 +33,7 @@ import {
   SelectValue,
 } from "@/components/ui/select";
 import { Progress } from "@/components/ui/progress";
+import { RuntimeState } from "@/entities/runtime-entities";
 
 export function ProjectWorkspacePage() {
   const params = useParams();
@@ -187,13 +188,7 @@ function RequestSpecEditor(props: {
   );
   const patchUrl = patchUrlRef.current;
 
-  const [runtime, setRuntime] = useState<{
-    step: "idle" | "running" | "success" | "unsuccess" | "error";
-    text: string;
-    status: number;
-    startedAt: number;
-    finishedAt: number;
-  }>({
+  const [runtime, setRuntime] = useState<RuntimeState>({
     step: "idle",
     text: "",
     status: 0,