Agents: add generic poll-vote action support

src/agents/tools/message-tool.test.ts

@@ -148,7 +148,7 @@ describe("message tool schema scoping", () => {
     label: "Discord",
     docsPath: "/channels/discord",
     blurb: "Discord test plugin.",
-    actions: ["send", "poll"],
+    actions: ["send", "poll", "poll-vote"],
   });
 
   afterEach(() => {
@@ -161,14 +161,14 @@ describe("message tool schema scoping", () => {
       expectComponents: false,
       expectButtons: true,
       expectButtonStyle: true,
-      expectedActions: ["send", "react", "poll"],
+      expectedActions: ["send", "react", "poll", "poll-vote"],
     },
     {
       provider: "discord",
       expectComponents: true,
       expectButtons: false,
       expectButtonStyle: false,
-      expectedActions: ["send", "poll", "react"],
+      expectedActions: ["send", "poll", "poll-vote", "react"],
     },
   ])(
     "scopes schema fields for $provider",
@@ -209,6 +209,9 @@ describe("message tool schema scoping", () => {
       for (const action of expectedActions) {
         expect(actionEnum).toContain(action);
       }
+      expect(properties.pollId).toBeDefined();
+      expect(properties.pollOptionIndex).toBeDefined();
+      expect(properties.pollOptionId).toBeDefined();
     },
   );
 });

src/agents/tools/message-tool.ts

@@ -277,6 +277,34 @@ function buildPollSchema() {
     pollOption: Type.Optional(Type.Array(Type.String())),
     pollDurationHours: Type.Optional(Type.Number()),
     pollMulti: Type.Optional(Type.Boolean()),
+    pollId: Type.Optional(Type.String()),
+    pollOptionId: Type.Optional(
+      Type.String({
+        description: "Poll answer id to vote for. Use when the channel exposes stable answer ids.",
+      }),
+    ),
+    pollOptionIds: Type.Optional(
+      Type.Array(
+        Type.String({
+          description:
+            "Poll answer ids to vote for in a multiselect poll. Use when the channel exposes stable answer ids.",
+        }),
+      ),
+    ),
+    pollOptionIndex: Type.Optional(
+      Type.Number({
+        description:
+          "1-based poll option number to vote for, matching the rendered numbered poll choices.",
+      }),
+    ),
+    pollOptionIndexes: Type.Optional(
+      Type.Array(
+        Type.Number({
+          description:
+            "1-based poll option numbers to vote for in a multiselect poll, matching the rendered numbered poll choices.",
+        }),
+      ),
+    ),
   };
 }