show completion in frontend

backend/app.py

@@ -452,21 +452,42 @@ def get_holidays() -> dict[str, Any]:
 	return {"dates": sorted(db.list_holidays(DB_PATH))}
 
 
+@app.get("/api/schedule/versions")
+def get_schedule_versions() -> dict[str, Any]:
+	return {"versions": db.get_schedule_versions(DB_PATH)}
+
+
 @app.get("/api/schedule/week")
-def get_schedule_week(start: str | None = None) -> dict[str, Any]:
+def get_schedule_week(start: str | None = None, version: int | None = None) -> dict[str, Any]:
 	week_start = start or date.today().isoformat()
 	try:
 		datetime.strptime(week_start, "%Y-%m-%d")
 	except ValueError as exc:
 		raise HTTPException(status_code=400, detail="start must be YYYY-MM-DD") from exc
+	if version is not None and version <= 0:
+		raise HTTPException(status_code=400, detail="version must be a positive integer")
 
 	week_start_date = datetime.strptime(week_start, "%Y-%m-%d").date()
-	rows = db.get_schedule_week(week_start, DB_PATH)
-	all_rows = db.get_schedule_rows_for_latest_version(DB_PATH)
+	selected_version = db.resolve_schedule_version(version, DB_PATH)
+	if version is not None and selected_version is None:
+		raise HTTPException(status_code=404, detail=f"Schedule version {version} was not found")
+
+	rows = db.get_schedule_week(week_start, selected_version, DB_PATH)
+	
+	# Log completed tests on the current schedule
+	completed_count = sum(1 for row in rows if row.status == 'completed')
+	if completed_count > 0:
+		print(f"[api] /schedule/week: {completed_count} test(s) marked as completed on calendar")
+		for row in rows:
+			if row.status == 'completed':
+				print(f"  - {row.test_id} on {row.device} (scheduled {row.scheduled_date})")
+	
+	all_rows = db.get_schedule_rows(selected_version, DB_PATH)
 	completion_date = max((row.scheduled_date for row in all_rows), default=None)
 	holiday_dates = db.list_holidays(DB_PATH)
 	return {
 		"start_date": week_start,
+		"schedule_version": selected_version,
 		"items": [_serialize_schedule_row(row) for row in rows],
 		"total_scheduled_tests": len(all_rows),
 		"completion_date": completion_date,