fix: add as string casts for rest_handler and update to betterer results

Author: ikubicki

src/server/express/rest_handler.ts

@@ -366,7 +366,7 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
       const result = await restTransportHandler.getTask(
-        req.params.taskId,
+        req.params.taskId as string,
         context,
         //TODO: clarify for version 1.0.0 the format of the historyLength query parameter, and if history should always be added to the returned object
         req.query.historyLength ?? req.query.history_length
@@ -391,7 +391,7 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     '/v1/tasks/:taskId\\:cancel',
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
-      const result = await restTransportHandler.cancelTask(req.params.taskId, context);
+      const result = await restTransportHandler.cancelTask(req.params.taskId as string, context);
       const protoResult = ToProto.task(result);
       sendResponse<a2a.Task>(res, HTTP_STATUS.ACCEPTED, context, protoResult, a2a.Task);
     })
@@ -412,7 +412,7 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     '/v1/tasks/:taskId\\:subscribe',
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
-      const stream = await restTransportHandler.resubscribe(req.params.taskId, context);
+      const stream = await restTransportHandler.resubscribe(req.params.taskId as string, context);
       await sendStreamResponse(res, stream, context);
     })
   );
@@ -460,7 +460,7 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
       const result = await restTransportHandler.listTaskPushNotificationConfigs(
-        req.params.taskId,
+        req.params.taskId as string,
         context
       );
       const protoResult = ToProto.listTaskPushNotificationConfig(result);
@@ -489,8 +489,8 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
       const result = await restTransportHandler.getTaskPushNotificationConfig(
-        req.params.taskId,
-        req.params.configId,
+        req.params.taskId as string,
+        req.params.configId as string,
         context
       );
       const protoResult = ToProto.taskPushNotificationConfig(result);
@@ -519,8 +519,8 @@ export function restHandler(options: RestHandlerOptions): RequestHandler {
     asyncHandler(async (req, res) => {
       const context = await buildContext(req);
       await restTransportHandler.deleteTaskPushNotificationConfig(
-        req.params.taskId,
-        req.params.configId,
+        req.params.taskId as string,
+        req.params.configId as string,
         context
       );
       sendResponse(res, HTTP_STATUS.NO_CONTENT, context);