feat(telegram): add sendPoll support (#16193) (#16209)

Merged via /review-pr -> /prepare-pr -> /merge-pr.

Prepared head SHA: b58492cfed34eebe4b32af5292928092a11ecfed
Co-authored-by: robbyczgw-cla <239660374+robbyczgw-cla@users.noreply.github.com>
Co-authored-by: steipete <58493+steipete@users.noreply.github.com>
Reviewed-by: @steipete

src/gateway/server-methods/send.ts

@@ -274,7 +274,11 @@ export const sendHandlers: GatewayRequestHandlers = {
       question: string;
       options: string[];
       maxSelections?: number;
+      durationSeconds?: number;
       durationHours?: number;
+      silent?: boolean;
+      isAnonymous?: boolean;
+      threadId?: string;
       channel?: string;
       accountId?: string;
       idempotencyKey: string;
@@ -303,8 +307,13 @@ export const sendHandlers: GatewayRequestHandlers = {
       question: request.question,
       options: request.options,
       maxSelections: request.maxSelections,
+      durationSeconds: request.durationSeconds,
       durationHours: request.durationHours,
     };
+    const threadId =
+      typeof request.threadId === "string" && request.threadId.trim().length
+        ? request.threadId.trim()
+        : undefined;
     const accountId =
       typeof request.accountId === "string" && request.accountId.trim().length
         ? request.accountId.trim()
@@ -340,6 +349,9 @@ export const sendHandlers: GatewayRequestHandlers = {
         to: resolved.to,
         poll: normalized,
         accountId,
+        threadId,
+        silent: request.silent,
+        isAnonymous: request.isAnonymous,
       });
       const payload: Record<string, unknown> = {
         runId: idem,