update comment, debug docker speculos output

Author: Thoralf-M

.github/workflows/_ledgernano.yml

@@ -33,7 +33,12 @@ jobs:
           mv nanox/iota sdk/ledgerjs-hw-app-iota/tests/iota
 
       - name: Start speculos simulator
-        run: docker run --rm -d -p 5000:5000 -v $(pwd)/sdk/ledgerjs-hw-app-iota/tests:/app ghcr.io/ledgerhq/speculos --api-port 5000 --display headless /app/iota
+        run: |
+          # Start the container in detached mode and capture its ID
+          container_id=$(docker run --rm -d -p 5000:5000 -v $(pwd)/sdk/ledgerjs-hw-app-iota/tests:/app ghcr.io/ledgerhq/speculos --api-port 5000 --display headless /app/iota)
+
+          # Print logs for 5 seconds
+          timeout 5 docker logs -f $container_id || true
 
       - name: Run TS SDK ledgernano tests
         run: pnpm --filter @iota/ledgerjs-hw-app-iota test

sdk/ledgerjs-hw-app-iota/tests/Iota.test.ts

@@ -11,14 +11,22 @@ import Iota from '../src/Iota';
 const API_PORT: number = 5000;
 const SPECULOS_BASE_URL: string = `http://127.0.0.1:${API_PORT}`;
 
-// Before running the tests you need to install speculos and start the iota app with it.
-// If the binary is not available, download it:
-// gh release download --repo https://github.com/iotaledger/ledger-app-iota -p nanox.tar.gz ledger-app-iota-v1.0.0
+// Before running the tests, pull the speculos Docker image and download the ledgernano binary.
+// Then start the speculos simulator and run the tests.
+// 
+// Pull speculos docker image:
+// docker pull ghcr.io/ledgerhq/speculos
+//
+// Download ledgernano binary:
+// curl -L -o nanox.tar.gz https://github.com/iotaledger/ledger-app-iota/releases/download/ledger-app-iota-v1.0.0/nanox.tar.gz
 // tar -xvf nanox.tar.gz
-// sudo apt-get install qemu-user-static libxcb-xinerama0 // might be needed for speculos to work
-// pip install speculos
-// Finally to start the emulator:
-// speculos --api-port 5000 --display headless ./sdk/ledgerjs-hw-app-iota/tests/iota
+// mv nanox/iota sdk/ledgerjs-hw-app-iota/tests/iota
+//
+// Start speculos simulator:
+// docker run --rm -d -p 5000:5000 -v $(pwd)/sdk/ledgerjs-hw-app-iota/tests:/app ghcr.io/ledgerhq/speculos --api-port 5000 --display headless /app/iota
+//
+// Run tests:
+// pnpm --filter @iota/ledgerjs-hw-app-iota test
 describe.sequential('Test ledgerjs-hw-app-iota', () => {
     it('Iota init', async () => {
         const transport = await openTransportReplayer(RecordStore.fromString(''));