Add pause feature

src/State/ExecutionState.ts

@@ -0,0 +1,23 @@
+import { DataStorage } from '../DataStorage';
+import { ExecutionSettings } from '../Executor';
+
+const NAMESPACE = 'execution.v1';
+
+const SETTINGS_KEY = 'settings';
+
+export class ExecutionState {
+    private storage: DataStorage;
+    constructor() {
+        this.storage = new DataStorage(NAMESPACE);
+    }
+
+    getExecutionSettings(): ExecutionSettings {
+        return this.storage.getTyped<ExecutionSettings>(SETTINGS_KEY, {
+            factory: () => ({ pauseTs: 0 }),
+        });
+    }
+
+    setExecutionSettings(statistics: ExecutionSettings): void {
+        this.storage.set(SETTINGS_KEY, statistics);
+    }
+}