fix: signal reactions

src/cli/program.smoke.test.ts

@@ -67,6 +67,28 @@ describe("cli program (smoke)", () => {
     expect(messageCommand).toHaveBeenCalled();
   });
 
+  it("runs message react with signal author fields", async () => {
+    const program = buildProgram();
+    await program.parseAsync(
+      [
+        "message",
+        "react",
+        "--channel",
+        "signal",
+        "--target",
+        "signal:group:abc123",
+        "--message-id",
+        "1737630212345",
+        "--emoji",
+        "✅",
+        "--target-author-uuid",
+        "123e4567-e89b-12d3-a456-426614174000",
+      ],
+      { from: "user" },
+    );
+    expect(messageCommand).toHaveBeenCalled();
+  });
+
   it("runs status command", async () => {
     const program = buildProgram();
     await program.parseAsync(["status"], { from: "user" });

src/cli/program/message/register.reactions.ts

@@ -13,6 +13,8 @@ export function registerMessageReactionsCommands(message: Command, helpers: Mess
     .option("--remove", "Remove reaction", false)
     .option("--participant <id>", "WhatsApp reaction participant")
     .option("--from-me", "WhatsApp reaction fromMe", false)
+    .option("--target-author <id>", "Signal reaction target author (uuid or phone)")
+    .option("--target-author-uuid <uuid>", "Signal reaction target author uuid")
     .action(async (opts) => {
       await helpers.runMessageAction("react", opts);
     });