feat: add cross-context messaging resolver

Co-authored-by: Thinh Dinh <tobalsan@users.noreply.github.com>

src/channels/plugins/actions/discord/handle-action.ts

@@ -32,6 +32,7 @@ export async function handleDiscordMessageAction(
     });
     const mediaUrl = readStringParam(params, "media", { trim: false });
     const replyTo = readStringParam(params, "replyTo");
+    const embeds = Array.isArray(params.embeds) ? params.embeds : undefined;
     return await handleDiscordAction(
       {
         action: "sendMessage",
@@ -39,6 +40,7 @@ export async function handleDiscordMessageAction(
         content,
         mediaUrl: mediaUrl ?? undefined,
         replyTo: replyTo ?? undefined,
+        embeds,
       },
       cfg,
     );