Clarify PowerShell local demo steps

docs/runbooks/local-demo.md

@@ -14,6 +14,18 @@ Expected endpoints:
 - readiness: http://localhost:8001/health/ready/full
 - metrics: http://localhost:8001/metrics
 
+## Verify The API
+
+After the stack is ready, open another PowerShell window for verification. Use
+`curl.exe` so the command invokes curl directly instead of PowerShell's `curl`
+alias:
+
+```powershell
+curl.exe -sS "http://localhost:8001/health/live"
+curl.exe -sS "http://localhost:8001/health/ready"
+curl.exe -sS "http://localhost:8001/health/ready/full"
+```
+
 ## Python Test Setup
 
 ```powershell
@@ -31,3 +43,20 @@ Get-Content examples/job.sleep.json
 Get-Content examples/job.inference.json
 Get-Content examples/job.gpu_demo.json
 ```
+
+Submit the CPU-only sleep job and capture the response:
+
+```powershell
+$job = curl.exe -sS -X POST "http://localhost:8001/v1/jobs" -H "Content-Type: application/json" --data "@examples/job.sleep.json" | ConvertFrom-Json
+$job
+```
+
+Inspect the job status with the returned `job_id`:
+
+```powershell
+curl.exe -sS "http://localhost:8001/v1/jobs/$($job.job_id)"
+```
+
+For PowerShell examples, prefer `--data "@file.json"` over inline JSON. It
+avoids quoting differences and keeps the payload aligned with the checked-in
+fixtures under `examples/`.