Flush early context run (#591)

Author: slinkydeveloper

packages/restate-sdk/src/promises.ts

@@ -442,6 +442,10 @@ export class PromisesExecutor {
           restatePromise.tryCancel();
           return;
         } else {
+          // If we're in this branch, there might be a ctx.run command waiting to be flushed
+          // Let's flush it to notify early the runtime we're gonna run a ctx.run
+          await this.outputPump.awaitNextProgress();
+
           // We need to execute a run closure
           this.runClosuresTracker.executeRun(doProgressResult.ExecuteRun);
           // Let the run context switch, then come back to this flow.